Head-and-shoulders photograph of Warren O. Eaton, 2016

Warren Eaton

Education

University of Illinois at Urbana-Champaign

PhD., 1977, Developmental Psychology

MA, 1973, Personality Psychology

Stanford University

B.A., 1971, Psychology (with distinction)

Academic Positions

University of Manitoba,

Senior Scholar, Department of Psychology, 2015-2017

Professor, Department of Psychology, 1988-2014.

Associate Head (Undergraduate), Department of Psychology, 2002.

Associate Head (Graduate), Department of Psychology, 1988-1989, 1996.

Associate Professor, Department of Psychology, 1981-1988.

Assistant Professor, Department of Psychology, 1976-1981.

University of Otago University, New Zealand

Visiting Professor, Department of Psychology, 2004-2005.

Arizona State University, USA

Visiting Associate Professor, Department of Psychology, 1982-1983.

University of Illinois at Urbana-Champaign, USA

National Institute of Child Health and Development Trainee, Developmental Psychology Program, 1974-1976.

Professional Affiliations

Society for Research in Child Development.

International Society for Infant Studies.

American Psychological Association.

Professional Service

Editorial Board member, Canadian Journal of Behavioural Science, 2002-2010.

Editorial Board member, Encyclopedia of Infant and Early Childhood Development, Elsevier Press, 2005-2007

Editor, Canadian Journal of Behavioural Science, 1999-2002.

Grant Review Committee, Manitoba Health Research Council, 1996-1997.

President, Manitoba Chapter of Sigma Xi, 1988-1990.

Program Chair, Manitoba Chapter of Sigma Xi, 1987-1988.

Newsletter co-editor, CPA Section on Developmental Psychology, 19841986.

Ad hoc grant reviewer for the Social Sciences and Humanities Research Council of Canada and the Natural Sciences and Engineering Research Council of Canada.

Ad hoc Manuscript consultant for American Educational Research Journal, American Journal of Human Biology, Canadian Journal of Behavioural Science, Canadian Journal of Experimental Psychology, Canadian Psychology, Child Development, Developmental Psychology, Development and Psychopathology, International Journal of Behavioral Development, International Journal of Testing, Journal of Abnormal Psychology, Journal of Abnormal Child Psychology, Journal of Cognition and Development, Journal of Cognitive Development, Journal of Educational Psychology, Journal of Personality Research, Journal of Reproductive and Infant Psychology, Merrill-Palmer Quarterly, and Journal of Personality and Social Psychology: Personality Process and Individual Differences.

Courses Taught

Child development (undergraduate).

Honours research seminar (undergraduate).

Developmental theory (graduate).

Web Research Methods (graduate).

Research Interests

Individual differences in age of infant and child milestone attainment.

Seasonal variations in rate of infant development.

Individual differences in physical maturity as a mediator of development.

Activity level as a developmental and temperamental variable.

Publications

Kenyon, K. M., & Eaton, W.O. (2015). Archives of Scientific Psychology, 3, 150–158. Age at Child Obsessive-Compulsive Disorder Onset and its Relation to Gender, Symptom Severity, and Family Functioning. http://dx.doi.org/10.1037/arc0000022.

Eaton, W. O., Bodnarchuk, J. L., & McKeen, N. A. (2014). Measuring developmental differences with an age-of-attainment method. Sage Open, 4(2), doi:10.1177/2158244014529775.

Eaton, W. O., & Kenyon, K. M. (2014). Accessing populations with specialized clinical needs: an illustrative case study using Google AdwordsTM . Professional Psychology: Research and Practice, 45, 36-43, doi: 10.1037/a0034505.

Eaton, W. O. (2008). Milestones: Physical. In M. M. Haith & J. B. Benson (Eds.), Encyclopedia of Infant and Early Childhood Development: Vol. 2 (pp. 334-343). New York: Elsevier Press.

Bodnarchuk, J. L., & Eaton, W. O. (2006). Transitions in breastfeeding: Daily parent diaries provide evidence of behavior over time. Journal of Human Lactation, 22, 166-181.

Bodnarchuk, J. L., & Eaton, W. O. (2004). Can parent reports be trusted? Validity of daily checklists of gross motor milestone attainment. Journal of Applied Developmental Psychology, 25, 481-490. http://dx.doi.org.proxy1.lib.umanitoba.ca/10.1016/j.appdev.2004.06.005

Campbell, D. W., Eaton, W. O., & McKeen, N. A. (2002). Motor activity level and behavioral control in young children. International Journal of Behavioral Development, 26, 289-296.

Eaton, W.O., McKeen, N. A., & Campbell, D. W. (2001). The waxing and waning of movement: Implications for psychological development. Developmental Review, 21, 205-223.

Campbell, D. W., & Eaton, W. O. (1999). Sex differences in the activity levels of infants. Infant and Child Development, 8, 1-17.

Eaton, W. O. (1999). Information technologies and the scientific journal: editorial. Canadian Journal of Behavioural Science, 31, 1-2.

Eaton, W. O., Rothman, D. B., McKeen, N. A., & Campbell, D. W. (1998). Something sinistral going on? Asymmetry in arm movement frequency. Laterality, 3, 311-322.

Eaton, W. O., Chipperfield, J. G., Ritchot, K. F. M., & Kostiuk, J. H. (1996). Is maturational lag associated with left-handedness: a research note. Journal of Child Psychology and Psychiatry, 37, 613-617.

Eaton, W. O., McKeen, N. A., & Saudino, K. J. (1996). Measuring human individual differences in general motor activity with actometers. In K.-P. Ossenkopp, M. Kavaliers, and P. R. Sanberg (Eds.), Measuring movement and locomotion: From invertebrates to humans (pp. 79-92). Austin, TX: R. G. Landes Co.

Eaton, W. O., & Ritchot, K. F. M. (1995). Physical maturation and information processing speed in middle childhood. Developmental Psychology, 31, 967-972.

Saudino, K. J., & Eaton, W. O. (1995). Continuity and change in objectively assessed temperament: A longitudinal twin study of activity level. British Journal of Developmental Psychology, 13, 81-95.

Eaton, W. O., & Speed, M. E. (1995). Physical maturation and phonological skills in children. International Journal of Behavioural Development, 18, 165-176.

Eaton, W. O. (1994). Methodological implications of the impending engagement of temperament and biology. In John E. Bates and Theodore D. Wachs (Eds.), Temperament: Individual differences at the interface of biology and behavior (pp. 259-273). Washington, D.C.: American Psychological Association.

Eaton, W. O. (1994). Temperament, development, and the five factor model: lessons from activity level. In C. F. Halverson, G. A. Kohnstamm, & R. P. Martin (Eds.),The developing structure of temperament and personality from infancy to adulthood (pp. 173-187). Hillsdale, NJ: Erlbaum.

Miller, A. R., Barr, R. G., & Eaton, W. O. (1993). Crying and motor behavior of six-week-old infants and post-partum maternal mood. Pediatrics, 92, 551-558.

Chipperfield, J. G., & Eaton, W. O. (1992). Reactivity and environmental stimulation as predictors of motor activity level in children. Personality and Individual Differences, 13, 591-601.

Eaton, W. O., & Saudino, K. J. (1992). Prenatal activity level as a temperament dimension? Individual differences and developmental functions in fetal movement. Infant Behavior and Development, 15, 57-70.

Saudino, K. J., & Eaton, W. O. (1991). Infant temperament and genetics: An objective twin study of motor activity level. Child Development, 62, 1167-1174.

Eaton, W. O., & Yu, A. P. (1989). Are sex differences in child motor activity level a function of sex differences in maturational status? Child Development, 60, 1005-1011.

Eaton, W. O., Chipperfield, J. G., & Singbeil, C. E. (1989). Birth order and activity level in children. Developmental Psychology, 25, 668-672.

Eaton, W. O. (1989). Childhood sex differences in motor performance and activity level: Findings and implications. In B. Kirkcaldy (Ed.), Medicine and Sport Science, Vol. 29: Normalities and Abnormalities in Movement (pp. 58-77). Basel, Switzerland: Karger.

Butcher, J. E., & Eaton, W. O. (1989). Gross and fine motor proficiency in preschoolers: Relationships with free play behavior and activity level. Journal of Human Movement Studies, 16, 27-36.

Eaton, W. O., McKeen, N. A., & Lam, C.-S. (1988). Instrumented motor activity measurement of the young infant in the home: Validity and reliability. Infant Behavior and Development, 11, 353-356.

Burdz, M. P., Eaton, W. O., & Bond, J. B., Jr. (1988). Effect of respite care on dementia and nondementia patients and their caregivers. Psychology and Aging, 3, 38-42.

Eaton, W. O., Enns, L. R., & Pressé, M. C. (1987). Scheme for observing activity level and estimating energy expenditure. Journal of Psychoeducational Assessment, 3, 273-280.

Eaton, W. O., & Dureski, C. M. (1986). Parent and actometer measures of motor activity level in the young infant. Infant Behavior and Development, 9, 383-393.

Eaton, W. O., & Enns, L. R. (1986). Sex differences in human motor activity level. Psychological Bulletin, 100, 19-28.

Eaton, W. O. (1984). On obtaining unpublished data for research integrations. American Psychologist, 39, 1325-1326.

Eaton, W. O., & Burdz, M. P. (1984). Gender understanding and the similar sequence hypothesis. American Journal of Mental Deficiency, 89, 23-28.

Eaton, W. O. (1983). Measuring activity level with actometers: Reliability, validity, and arm length. Child Development, 54, 720-726.

Eaton, W. O. (1983). Gender understanding and sex role stereotyping in preschoolers: Implications for caregivers. Child Care Quarterly, 12, 28-35.

Eaton, W. O. (1983). Reliability in ethics reviews: Some initial empirical findings. Canadian Psychology, 24, 14-18.

Eaton, W. O., & Keats, J. G. (1982). Peer presence, stress, and sex differences in the motor activity levels of preschoolers. Developmental Psychology, 17, 534-540.

Eaton, W. O., Von Bargen, D., & Keats, J. G. (1981). Gender understanding and dimensions of preschooler toy choice: Sex stereotype versus activity level. Canadian Journal of Behavioural Science, 13, 203-209.

Eaton, W. O., & Von Bargen, D. (1981). Asynchronous development of gender understanding in preschool children. Child Development, 52, 1020-1027.

Eaton, W. O. (1980). Crosslagged analysis of children’s test anxiety and defensiveness. Journal of Educational Psychology, 72, 404-407.

Eaton, W. O. (1979). Review of Adolescent Psychology by J. J. Mitchell. Canadian Psychology, 20, 196-197.

Eaton, W. O. (1979). Profile approach to longitudinal data: Test anxiety and successfailure experience. Developmental Psychology, 15, 344-345.

Hill, K. T., & Eaton, W. O. (1977).The interaction of test anxiety and success failure experiences in determining children’s arithmetic performance. Developmental Psychology, 13, 205-211.

Eaton, W. O., & Clore, G. L. (1975). Interracial imitation at a summer camp. Journal of Personality and Social Psychology, 32, 1099-1105.

Technical and Research Reports

Eaton, W. O., & Bodnarchuk, J.L. (2013). Analyzing age of milestone attainments from daily checklist recordings using SAS/STAT® procedures. Retrieved from University of Manitoba MSpace website: http://hdl.handle.net/1993/18792

Froese, K. A., Eaton, W. O., & Glenwright, M. (2011). Parent Reported Child Deception: The Online Preschooler Lie Scale. Retrieved from University of Manitoba MSpace website: http://hdl.handle.net/1993/4596.

Eaton, W. O., & Lewycky, S. T. (2011). Participant recruitment in an online world: Using blog comments and forum posts. Retrieved from University of Manitoba MSpace website: http://hdl.handle.net/1993/4501.

Conference Presentations

Lee, J. B., Soderstrom, M., & Eaton, W. O. (2014, May). Examining Western elimination communication practices and outcomes: An online survey. Poster presentation at Development 2014: A Canadian Conference on Developmental Psychology. Ottawa [available at http://hdl.handle.net/1993/23568.

Lall, D. I. K, & Eaton, W.O. (2013, April). An Overlooked Milestone: Is Age of Sitting Foundational in Predicting Age of Onset of Proto-Declarative Pointing? Poster presented at the Society for Research in Child Development, Seattle [available at http://hdl.handle.net/1993/4429].

Schultz, J. N., & Eaton, W. O. (2011, April). Age-of-Walking as a Predictor of Childhood Vocabulary. Poster presented at the Society for Research in Child Development, Montréal [available at http://hdl.handle.net/1993/4429].

Lall, D. I. K., & Eaton, W. O. (2011, April). Does Crawling Attainment Predict the Appearance of Proto-Declarative Pointing? An Age-of-Attainment Method Using Survival Analysis. Poster presented at the Society for Research in Child Development, Montréal [available at http://hdl.handle.net/1993/4428].

DeJaeger, A. E., Eaton, W. O. (2011, April). Predicting Child Safety Practices: Maternal Age as an Overlooked Variable. Poster presented at the Society for Research in Child Development, Montréal [available at http://hdl.handle.net/1993/4431].

Froese, K. A., Glenwright, M. R., & Eaton, W. O. (2011, March). Is Online Data Collection A Useful Approach for Studying Second-Order False-Beliefs? Poster presented at the Society for Research in Child Development, Montréal [available at http://hdl.handle.net/1993/4424].

DeJaeger, A. E., Eaton, W. O. (2010, March). Does the race go to the youngest? Maternal age and infant first steps. Poster presented at the International Conference on Infant Studies, Baltimore.

DeJaeger, A. E., Eaton, W. O., & Neil, M. (2009, August). Does infant equipment usage predict age of walking? Presentation at the American Psychological Association, Toronto.

Lall, D. I. K., Eaton, W. O., Bodnarchuk, J. L., & McKeen, N. A. (2009, August). Infant proto-declarative pointing and executive functioning at two years. Poster presented at the American Psychological Association, Toronto.

Lall, D. I. K., Eaton, W. O., McKeen, N. A., & Bodnarchuk, J. L. (2009, June). Age-of-attainment of proto-declarative pointing in infancy predicts non-verbal cognitive abilities at two years: A prospective longitudinal study. Poster presented at the Canadian Psychological Association, Montreal.

Lewycky, S. T., & Eaton, W. O. (2009, April). Does postural experience influence when babies first roll over? Poster presented at the Society for Research in Child Development, Denver.

Eaton, W. O., Lewycky, S. T., De Jaeger, A. (2008, March). Skipping Crawling: Does it Predict Walking Attainment? Poster presented at the International Conference on Infant Studies, Vancouver, Canada.

Eaton, W. O., Lall, D. I. (2008, March). Predicting when babies first point. Poster presented at the International Conference on Infant Studies, Vancouver, Canada.

Eaton, W. O., Bodnarchuk, J. L., McKeen, N. A., & De Jaeger, A. E. (2007, August). Mother Age as a predictor of when babies first sit, crawl, and walk. Poster presented at the European Conference on Developmental Psychology, Jena, Germany.

Eaton, W. O., Bodnarchuk, J. L., McKeen, N. A., & Davies, J. N. (2007, August). Reliability of parent daily checklist reports of infant gross motor milestone attainments. Poster presented at the European Conference on Developmental Psychology, Jena, Germany.

McKeen, N. A., Eaton, W. O., Bodnarchuk, J. L., & Lewycky, S. T. (2007, August). Does infant motor milestone attainment predict cognitive abilities at two years? Poster presented at the European Conference on Developmental Psychology, Jena, Germany.

Eaton, W. O., & Bodnarchuk, J. L (2004, May). Season-of-birth-patterns in gross motor milestone attainment. Poster presented at the International Conference on Infant Studies, Chicago.

Bodnarchuk, J. L., & Eaton, W. O. (2004, May). Can parent reports be trusted? Validity of daily checklists of gross motor milestone attainment. Poster presented at the International Conference on Infant Studies, Chicago.

Bodnarchuk, J. L., & Eaton, W. O. (2002, April). Seasonal factors and birthweight: New evidence from the Southern Hemisphere. Poster presented at the International Conference on Infant Studies, Toronto.

Campbell, D. W., Eaton, W. O., & Lerfald, J. L. (2001, April). Children’s movement: some stability, some change, and a sex difference. Poster presented at the Society for Research in Child Development, Minneapolis.

Lerfald, J. L., Eaton, W.O., & Taylor, C. (2001, April). Salivary DHEA and physical maturity: age and sex differences. Poster presented at the Society for Research in Child Development, Minneapolis.

Eaton, W. O. (2000, May). Activity level: a paradigm, a trajectory, and some implications. Development 2000, A Conference on Developmental Psychology, Waterloo, Ontario.

Lerfald, J.L., & Eaton, W. O. (2000, May). Seasonality effects in perinatal growth processes? Birth weights in New Zealand. Development 2000, A Conference on Developmental Psychology, Waterloo, Ontario.

Longstaffe, S., Moffatt, M. E. K., Eaton, W. O., & Whalen, J. (1999, June). Developmental resiliency at age 6 in impoverished children: an RCT. Canadian Pediatric Society, Winnipeg.

McKeen, N. A., Eaton, W. O., & Campbell, D. W. (1999, May). Emotional and verbal laterality in children on the dichotic listening task. Poster presented at the Canadian Psychological Association, Halifax.

McKeen, N. A., Eaton, W. O., Campbell, D. W., & Mitsutake, G. (1999, April). Sinistral movement bias in 7- to 14-year-olds: Another brick in the wall. Poster presented at the Society for Research in Child Development, Albuquerque.

Campbell, D. W., Eaton, W. O., McKeen, N. A., & Mitsutake, G. (1999, April). The rise and fall of motor activity: Evidence of age-related change from 7 to 14 years. Poster presented at the Society for Research in Child Development, Albuquerque.

McKeen, N. A., & Eaton, W. O. (1998, June). Activity level: measurement and relations to affect regulation. Poster presented at the Canadian Psychological Association, Edmonton.

Eaton, W. O., & Denton, M. J. (1998, May). Surfing for subjects: infant recruitment from birth announcements and the Web. Poster presented at the 10th Biennial Waterloo Conference on Child Development, Waterloo, Ontario.

Campbell, D. W., Eaton, W. O., Moffatt, M. E. K., Longstaffe, S. E., & Besant, J. (1998, May). Iron supplementation effects on individual developmental curves of Bayley PDI performance in high-risk infants. Poster presented at the 10th Biennial Waterloo Conference on Child Development, Waterloo, Ontario.

McKeen, N. A., Eaton, W. O., Campbell, D. W., & Saudino, K. J. (1998, May). Movement asymmetries at age 3 predict behaviour problems at age 6. Poster presented at the 10th Biennial Waterloo Conference on Child Development, Waterloo, Ontario.

Campbell, D. W., Saudino, K. J., Eaton, W. O., & McKeen, N. A. (1998, April). An individual growth curve analysis of activity level from infancy to 6 years. Poster presented at the International Conference on Infant Studies, Atlanta.

Eaton, W. O., Rothman, D. B., McKeen, N. A., & Campbell, D. W. (1997, June). Something sinistral going on? Asymmetry in arm movement frequency. Poster presented at the Canadian Society for Brain, Behaviour, and Cognitive Science, Winnipeg.

Mitsutake, G., Eaton, W. O., & McKeen, N. A. (1997, June). Is infant motor activity level related to geomagnetic fluctuations? Poster presented at the Canadian Society for Brain, Behaviour, and Cognitive Science, Winnipeg.

Grants

Eaton, W. O. (2011-2017). Parent recruitment to www.MilestonesHome.org Research Site. Google Corporation grant to Non-Profit Organizations Program.

Eaton, W. O. (2009). Web Research for Beginners Conference. University of Manitoba Travel and Conference Sponsorship Program, 2009.

Eaton, W. O. (2004-2005) . Manitoba Milestones Project. Manitoba Institute of Child Health.

Eaton, W. O. (2005). Milestone attainment trajectory as a developmental index and potential predictor later developmental and health status. Manitoba Health Research Council.

Eaton, W. O. (2001-2004). Season-of-birth influences on individual differences in infant development: a bi-hemispheric study of crawling. Social Sciences and Humanities Research Council.

Eaton, W. O. (2000-2001). Season-of-birth influences on infant crawling. University of Manitoba Research Grant.

Eaton, W. O. (2000-2001). Motor activity and aging in University of Manitoba Alumni. Health, Leisure and Human Performance Small Research Grants Competition, University of Manitoba.

Eaton, W. O. (1996-2000). Activity level and temperament in children aged 6 to 15 years. Social Sciences and Humanities Research Council of Canada Research Grant.

Eaton, W. O. (1997). Activity level measured in daily life: a new generation of equipment. University of Manitoba/Social Sciences and Humanities Research Council of Canada Research Grant.

Moffatt, M. E. K., Longstaffe, S., & Eaton, W. O. (1994-1997). The long-term effect of infant iron supplementation on development, school performance and behaviour in low-income urban children. National Health Research and Development Program of Canada Research Grant.

Eaton, W. O. (1994). Motor activity level and the menstrual cycle. Health, Leisure, & Human Performance Research Institute Research Grant, University of Manitoba.

Saudino, K. J., & Eaton, W. O. (1993-1996). Change and continuity in temperament: A longitudinal twin study. Social Sciences and Humanities Research Council of Canada Research Grant.

Eaton, W. O. (1990-1992). Physical maturation as a mediator of cognitive development. Natural Sciences and Engineering Research Council of Canada Operating Grant.

Eaton, W. O. (1988-1991). Continuity in fetal and infant activity level. Social Sciences and Humanities Research Council of Canada Research Grant.

Eaton, W. O. (1987-1988). Activity level and birth order in preschool children. Social Sciences and Humanities Research Council of Canada Research Grant.

Eaton, W. O. (19851988). Postnatal correlates of individual differences in fetal movement. Medical Research Council of Canada Operating Grant.

Eaton, W. O., & Bond, J. B., Jr. (1986-1987). Respite care, dementia patients, and their caregivers. Société Manitoba Alzheimer Society Research Grant.

Eaton, W. O. (19851986). Postnatal correlates of individual differences in fetal movement. Manitoba Health Research Council Operating Grant.

Enns, L. R., & Eaton, W. O. (19851986). Infant temperament, home environment, and developmental competence. Manitoba Mental Health Research Foundation Research Grant.

Eaton, W. O. (19821983). Child activity level. Social Sciences and Humanities Research Council of Canada Leave Fellowship.

Eaton, W. O. (19811982). Activity level in preschool children. Social Sciences and Humanities Research Council of Canada Research Grant.

Eaton, W. O. (1980). Group size influence on caregivers and children. Health Promotion Directorate, Health and Welfare Canada.

Eaton, W. O. (19791980). Peers, situations, and preschooler activity level differences. Social Sciences and Humanities Research Council of Canada Research Grant.

Eaton, W. O. (1978). Development of sex differences in preschoolers. Sigma Xi Scientific Research Society of North America GrantinAid of Research.

 

Colloquia

University of Manitoba, Department of Psychology Social-Personality Interest Group (2009, October). Internet Research Methodology.

University of Manitoba, Department of Psychology (2006, October). Can infant locomotor development be influenced by season of birth?

University of Otago, Department of Psychology, Dunedin, NZ, (2005, May). Is the rate of infant development influenced by season of birth in high-latitude locales like Canada and New Zealand?

Manitoba Institute of Child Health, Children’s Hospital, Winnipeg (2004, September). A New Approach to Measuring General Developmental Progress in Infancy: Progress and Prospects.

University of Manitoba, Department of Psychology (2004, September). The 4M approach to development: A shift in perspective on the role for age.

University of Manitoba, University Teaching Services (2003, September). How to TA Badly: A Dirty Dozen Rules.

Manitoba Institute of Child Health, Winnipeg (2003, February). Lost at Home: Finding Infant Developmental Trajectories with Daily Parent Checklists.

University of Manitoba, Department of Psychology (2002). Is love blind? Parent diary reports of infant milestone attainment.

University of Manitoba, Information and Technology Seminar Series (2001). A view from the trenches.

University of Manitoba, Department of Psychology (1996). Something sinistral going on: activity, laterality, and sleeper effects.

Manitoba Sigma Xi Chapter (1994). What the aggregations of daily life have to tell us about individual differences in activity level.

University of Bielefeld, Department of Psychology, Bielefeld, Germany (1994). Individual differences and the developmental course of motor activity level in infancy and early childhood.

University of Winnipeg, Department of Psychology (1993). Drawing and quartering activity level: Implications for temperament and development.

University of Georgia, Department of Child and Family Development (1992). Drawing and quartering activity level: Implications for temperament and development.

Wilfred Laurier University, Department of Psychology (1991). Activity level from womb to classroom: Individual differences and developmental patterns.

University of Waterloo, Department of Psychology (1991). Activity level from womb to classroom: Individual differences and developmental patterns.

University of Western Ontario, Department of Psychology (1990). Activity level from womb to classroom: Individual differences and developmental patterns.

University of Manitoba, Faculty of Physical Education and Recreational Studies (1990). Activity in infants and children: Individual differences and developmental patterns.

University of North Dakota, Sigma Xi Chapter (1989). ‘Nudges from the womb’ and other stories about infant and child activity level.

Manitoba Sigma Xi Chapter (1987). Activity level from womb to school bus.

Buena Vista College, Department of Psychology (1984). Individual differences in activity level. Gender understanding in children. Graduate school and careers in psychology.

University of Winnipeg, Department of Psychology (1982). A meta-analytic approach to studying sex differences in activity level.

University of Victoria, Department of Psychology (1980). On the development of gender understanding in children.