Shanahan, Michael J., Lance D. Erickson, Steve Vaisey & Andrew Smolen. (2007). Helping Relationships and Genetic Risk: A Combinatoric Study of DRD2, Mentoring, and Educational Continuation. Twin Research and Human Genetics, 10(2):285-298.
Amoateng, Acheampong Yaw, Brian K. Barber, & Lance D. Erickson. (2006). Family Predictors of Adolescent Substance Use: The Case of High School Students in the Cape Metropolitan Area, Cape Town, South Africa. Journal of Child and Adolescent Mental Health, 18(1):7-15.Shanahan, Michael J., Erik Porfeli, Jeylan T. Mortimer, & Lance D. Erickson. (2005). Subjective Age Identity and the Transition to Adulthood: When Do Adolescents Become Adults? In Furstenberg, Frank F., Ruben Rumbaut, & Richard Settersten (Eds.), On the Frontier of Adulthood: Theory, Research, and Public Policy. University of Chicago Press.
Erickson, Lance D., Steve McDonald, and Glen H. Elder, Jr. “Informal Mentors and Educational Achievement: Complementary or Compensatory Resources?”
Shanahan, Michael J., Steve Vaisey, Lance D. Erickson & Andrew Smolen. “Environmental Contingencies and Genetic Propensities: Social Capital, Educational Continuation, and a Dopamine Receptor Polymorphism.”