John C DeFries

Book Chapters

DeFries, J.C. (1967). Quantitative genetics and behavior: Overview and perspective. In J. Hirsch (Ed.), Behavior-genetic analysis (pp. 322-339). New York: McGraw-Hill, 1967.

DeFries, J.C. (1970). Quantitative genetics of mouse behavior. In G.E. McClearn (Ed.), Biological training in the behavioral sciences [Proceedings of the Second Program Directors Meeting, National Institute of Mental Health, May 23-24, 1969, Stanford University] (pp. 16-26). Boulder, CO: Editor.

DeFries, J.C., & Hegmann, J.P. (1970). Genetic analysis of open-field behavior. In G. Lindzey & D.D. Thiessen (Eds.), Contributions to behavior-genetic analysis: The mouse as a prototype (pp.23-56). New York: Appleton- Century-Crofts.

DeFries, J.C. (1972). Quantitative aspects of genetics and environment in the determination of behavior. In L.Ehrman, G.S. Omenn, & E. Caspari (Eds.), Genetics, environment, and behavior: Implications for educational policy (pp. 5-16). New York: Academic Press.

DeFries, J.C., & McClearn, G.E. (1972). Behavioral genetics and the fine structure of mouse populations: A study in microevolution. In Th. Dobzhansky, M.K. Hecht, & W.C. Steere (Eds.), Evolutionary biology (Vol. 5, pp. 279-291). New York: Appleton-Century-Crofts.

DeFries, J.C. (1973). The genetics of intelligence: An overview. In D.C. Charles & W.R. Looft (Eds.), Readings in psychological development through life (pp. 207-222). New York: Holt, Rinehart, and Winston.

McClearn, G.E., & DeFries, J.C. (1973). Genetics and mouse aggression. In J.F. Knutson (Ed.), Control of aggression: Implications from basic research (pp. 59-77). Chicago: Aldine. 49.

DeFries, J.C. (1975). Commentary on L.L. Cavalli-Sforza, Quantitative genetic perspectives: Implications for human development. In K.W. Schaie, V.E. Anderson, G.E. McClearn, & J. Money (Eds.), Developmental human behavior genetics (pp. 145-149). Lexington, MA: D. C. Heath.

DeFries, J.C. (1978). Recent advances in behavioral genetics. In Frontiers in genetics research (pp.75-82). Urbana: The Board of Trustees of the University of Illinois.

DeFries, J.C. (1979). Comment. In J. R. Royce & L. P. Mos (Eds.), Theoretical advances in behavior genetics (pp. 381-383). Alphen aan den Rijn, The Netherlands: Sijthoff & Noordhoff.

DeFries, J.C., Kuse, A.R., & Vandenberg, S.G. (1979). Genetic correlations, environmental correlations, and behavior. In J.R. Royce & L.P. Mos (Eds.), Theoretical advances in behavior genetics (pp. 389-417). Alphen aan den Rijn, The Netherlands: Sijthoff & Noordhoff.

DeFries, J.C. (1980). Genetics of animal and human behavior. In G.W. Barlow & J. Silverberg (Eds.), Sociobiology: Beyond nature/nurture? [AAAS Selected Symposium 35] (pp. 273-294). Boulder, CO: Westview Press.

DeFries, J.C. (1980). Mental abilities: A family study. In J. Mielke & M.H. Crawford (Eds.), Current developments in anthropological genetics (Vol. 1, pp. 397-417) New York: Plenum.

DeFries, J.C. (1981). Current perspectives on selective breeding: Example and theory. In G.E. McClearn, R.A. Deitrich, & V.G. Erwin (Eds.), Development of animal models as pharmacogenetic tools [DHHS Publication No. (ADM) 81-1133] (pp. 11-35). Washington, DC: U. S. Government Printing Office.

DeFries, J.C. (1981). Selective breeding for behavioral and pharmacological responses in laboratory mice. In E.S. Gershon, S. Matthysse, X.O. Breakefield, & R. Ciaranello (Eds.), Genetic strategies in psychobiology and psychiatry (pp. 199-214). Pacific Grove, CA: Boxwood Press.

Plomin, R., & DeFries, J.C. (1981). Multivariate behavioral genetics and development: Twin studies. In L. Gedda, P. Parisi, & W.E. Nance (Eds.), Progress in clinical and biological research, Vol. 69B, Twin research 3: Part B. Intelligence, personality, and development (pp. 25-33). New York: Alan R. Liss.

DeFries, J.C., & Decker, S.N. (1982). Genetic aspects of reading disability: A family study. In R.N. Malatesha & P.G. Aaron (Eds.), Reading disorders: Varieties and treatments (pp. 255-279). New York: Academic Press.

DeFries, J.C., & Plomin, R. (1983). Adoption designs for the study of complex behavioral characters. In C.L. Ludlow & J.A. Cooper (Eds.), Genetic aspects of speech and language disorders (pp. 121-138). New York: Academic Press.

DeFries, J.C. (1985). Colorado Reading Project. In D.B. Gray & J.F. Kavanagh (Eds.), Biobehavioral measures of dyslexia (pp. 107-122). Parkton, MD: York.

DeFries, J.C., Vogler, G.P., & LaBuda, M.C. (1986). Colorado Family Reading Study: An overview. In J.L. Fuller & E.C. Simmel (Eds.), Perspectives in behavior genetics (pp. 29-56). Hillsdale, NJ: Lawrence Erlbaum Associates.

LaBuda, M.C., & DeFries, J.C. (1990). Genetic etiology of reading disability: Evidence from a twin study. In G. Th. Pavlidis (Ed.), Perspectives on dyslexia: Vol. 1. Neurology, neuropsychology and genetics (pp. 47-76). Chichester, England: John Wiley & Sons Ltd.

Plomin, R., Campos, J., Corley, R., Emde, R.N., Fulker, D.W., Kagan, J., Reznick, J.S., Robinson, J., Zahn-Waxler, C., & DeFries, J.C. (1990). Individual differences during the second year of life: The MacArthur Longitudinal Twin Study. In J. Colombo & J. Fagen (Eds.), Individual differences in infancy: Reliability, stability, prediction (pp. 431-455). Hillsdale, NJ: Lawrence Erlbaum Associates.

DeFries, J.C. (1991). Genetics and dyslexia: An overview. In M. Snowling & M. Thomson (Eds.), Dyslexia: Integrating theory and practice (pp. 3-20). London: Whurr Publishers Ltd.

DeFries, J.C., & Gillis, J.J. (1991). Etiology of reading deficits in learning disabilities: Quantitative genetic analysis. In J.E. Obrzut & G.W. Hynd (Eds.), Neuropsychological foundations of learning disabilities: A handbook of issues, methods and practice (pp. 29-47). Orlando, FL: Academic Press.

DeFries, J.C., Olson, R.K., Pennington, B.F., & Smith, S.D. (1991). Colorado Reading Project: An update. In D.D. Duane & D.B. Gray (Eds.), The reading brain: The biological basis of dyslexia (pp. 53-87). Parkton, MD: York Press.

Olson, R.K., Rack, J.P., Conners, F.A., DeFries, J.C., & Fulker, D.W. (1991). Genetic etiology of individual differences in reading disability. In L.V. Feagans, E.J. Short, & L.J. Meltzer (Eds.), Subtypes of learning disabilities: Theoretical perspectives and research (pp. 113-135). Hillsdale, NJ: Lawrence Erlbaum Associates.

Stevenson, J., & DeFries, J.C. (1991). Twin studies of spelling. In L. Richards and P. Jeffrey (Eds.), Set: Research information for teachers (pp. 1-4). Number Two, Item 2. Wellington, New Zealand: Australian Council for Educational Research and the New Zealand Council for Educational Research.

DeFries, J.C. (1993). Introduction. In R. Plomin & G.E. McClearn (Eds.), Nature, nurture and psychology (pp. 55-57). Washington, DC: American Psychological Association.

DeFries, J.C., & Gillis, J.J. (1993). Genetics of reading disability. In R. Plomin, & G.E. McClearn (Eds.), Nature, nurture and psychology (pp. 121-145). Washington, DC: American Psychological Association.

DeFries, J.C., Gillis, J.J., & Wadsworth, S.J. (1993). Genes and genders: A twin study of reading disability. In A.M. Galaburda (Ed.), Dyslexia and development: Neurobiological aspects of extra-ordinary brains, (pp. 187-204). Cambridge, MA: Harvard University Press.

DeFries, J.C., & Light, J.G. (1996). Twin studies of reading disability. In J.H. Beitchman, N.J. Cohen, M.M. Konstantares, & R. Tannoux (Eds.), Language, learning, and behavior disorders (pp. 272-292). New York, NY: Cambridge University Press.

Gilger, J.W., Borecki, I.B., Smith, S.D., DeFries, J.C., & Pennington, B.F. (1996). The etiology of extreme scores for complex phenotypes: An illustration using reading performance. In C.H. Chase, G.D. Rosen, & G.F. Sherman (Eds.), Developmental dyslexia (pp. 63-85). Baltimore, MD: York Press, Inc.

Smith, S.D., Pennington, B.F., & DeFries, J.C. (1996). Linkage analysis with complex behavioral traits. In M.L. Rice (Ed.), Towards a genetics of language (pp. 29-43). Mahwah, NJ: Lawrence Erlbaum.

DeFries, J.C., Alarcón, M., & Olson, R.K. (1997). Genetic aetiologies of reading and spelling deficits: Developmental differences. In C.H. Hulme, & M. Snowling (Eds.), Dyslexia: Biology cognition and intervention (pp. 20-37). London: Whurr Publishers Ltd.

Smith, S.D., Brower, A.M., Cardon, L.R., & DeFries, J.C. (1998). Genetics of reading disability: Further evidence for a gene on Chromosome 6. In B.K. Shapiro, P.J. Accardo, & A.J. Capute (Eds.), Specific reading disability: A view of the spectrum (pp. 63-74). Timonium, MD: York Press, Inc.

DeFries, J.C., Knopik, V.S., & Wadsworth, S.J. (1999). Colorado Twin Study of Reading Disability. In D.D. Duane (Ed.), Reading and attention disorders: Neurobiological correlates (pp.17-41). Baltimore, MD: York Press, Inc.

Filipek, P.A., Pennington, B.F., Simon, J.H., Filley, C.M., & DeFries, J.C., (1999). Structural and functional neuroanatomy in reading disorder. In D.D. Duane (Ed.), Reading and attention disorders: Neurobiological correlates (pp. 43-59). Baltimore, MD: York Press, Inc.

Olson, R.K., Datta, H., Gayán, & J., DeFries, J.C. (1999). A behavioral-genetic analysis of reading disabilities and component processes. In R.M. Klein, & P.A. McMullen (Eds.), Converging methods for understanding reading and dyslexia (pp. 133-151). Cambridge, MA: The MIT Press.

DeFries, J.C. (2000). Quantitative behavioral genetic aspects in twin research. In B. Smedby, I. Lundberg, & T. Sorensen (Eds.), Scientific evaluation of the Swedish Twin Registry (pp. 80-89). Stockholm, Sweden: Swedish Council for Planning and Coordination of Research.

Cherny S.S., Fulker, D.W., Emde, R.N., Plomin, R., Corley, R.P., & DeFries, J.C. (2001). Continuity and change in general cognitive ability from 14 to 36 months. In R.N. Emde & J.K. Hewitt (Eds.), Infancy to early childhood: Genetic and environmental influences on developmental change (pp. 206-220). Oxford, NY: Oxford University Press.

Cherny, S.S., Saudino, K.J., Fulker, D.W., Plomin, R., Corley, R.P., & DeFries, J.C. (2001). The development of observed shyness from 14 to 20 months. In R.N. Emde & J.K. Hewitt (Eds.), Infancy to early childhood: Genetic and environmental influences on developmental change (pp. 269-282). Oxford, NY: Oxford University Press.

Compton, D.L., Davis, C.J., DeFries, J.C., Gayán, J., & Olson, R.K. (2001). Genetic and environmental influences on reading and RAN: An overview of results from the Colorado Twin Study. In M. Wolf (Ed.), Dyslexia, fluency, and the brain (pp. 277-303). Timonium, MD: York Press.

Plomin, R., Emde, R.N., Hewitt, J.K., Kagan, J., & DeFries, J.C. (2001). An experiment in collaborative science. In R.N. Emde & J.K. Hewitt (Eds.), Infancy to early childhood: Genetic and environmental influences on developmental change (pp. 355-381). Oxford, NY: Oxford University Press.

Wadsworth, S.J., Davis C.J., Knopik, V.S., Willcutt, E.G., & DeFries, J.C. (2002). Genetics of reading disabilities. In I. Arcolini & G. Zardini (Eds.), I disturbi di apprendimento della lettura e della scrittura (pp. 23-35). Milano: FrancoAngeli.

Alarcón, M., Plomin, R., Corley, R.P., & DeFries, J.C. (2003). Multivariate parent-offspring analyses of specific cognitive abilities. In S.A. Petrill, R. Plomin, J.C. DeFries, & J.K. Hewitt (Eds.), Nature, nurture, and the transition to early adolescence (pp. 28-48). New York: Oxford University Press.

Petrill, S.A., Plomin, R., DeFries, J.C., & Hewitt, J.K. (2003). Conclusions. In S.A. Petrill, R. Plomin, J.C. DeFries, & J.K. Hewitt (Eds.), Nature, nurture, and the transition to early adolescence (pp. 310-316). New York: Oxford University Press.

Petrill, S.A., Plomin, R., DeFries, J.C., & Hewitt, J.K. (2003). Nature, nurture, and adolescent development. In S.A. Petrill, R. Plomin, J.C. DeFries, & J.K. Hewitt (Eds.), Nature, nurture, and the transition to early adolescence (pp. 3-12). New York: Oxford University Press.

Plomin, R., DeFries, J.C., Craig, I.W., & McGuffin, P. (2003). Behavioral genetics. In Plomin, R., DeFries, J.C., Craig, I.W., & McGuffin, P. (Eds.), Behavioral genetics in the postgenomic era (pp. 3-15). Washington, DC: American Psychological Association.

Plomin, R., DeFries, J.C., Craig, I.W., & McGuffin, P. (2003). Behavioral genomics. In Plomin, R., DeFries, J.C., Craig, I.W., & McGuffin, P. (Eds.), Behavioral genetics in the postgenomic era (pp. 531-540). Washington, DC: American Psychological Association.

Wadsworth, S.J., & DeFries, J.C. (2003). Etiology of the stability of reading performance from 7 to 12 years of age and its possible mediation by IQ. In S.A. Petrill, R. Plomin, J.C. DeFries, & J.K. Hewitt (Eds.), Nature, nurture, and the transition to early adolescence (pp. 49-61). New York: Oxford University Press.

Willcutt, E.G., DeFries, J.C., Pennington, B.F., Smith, S.D., Cardon, L.R., & Olson, R.K. (2003). Genetic etiology of comorbid reading difficulties and ADHD. In Plomin, R., DeFries, J.C., Craig, I.W., & McGuffin, P. (Eds.), Behavioral genetics in the postgenomic era (pp. 227-246). Washington, DC: American Psychological Association.

Wadsworth, S.J., Corley, R., Plomin, R., Hewitt, J.K., & DeFries, J.C. (2006). Genetic and environment influences on the continuity and change in reading achievement in the Colorado Adoption Project. In A.C. Huston & M.N. Ripke (Eds.), Developmental contexts in middle childhood (pp. 87-106). NY, NY: Cambridge University Press.

Wadsworth, S.J., Corley, R.P., and DeFries, J.C. (2014). Cognitive Abilities in Childhood and Adolescence. In D. Finkel & C.A. Reynolds (Eds.), Behavior Genetics of Cognition Across the Lifespan (pp. 3-40). NY, NY: Springer.