Midlife Study of the Louisville Twins: Connecting Cognitive Development to Biological and Cognitive Aging Christopher R. BeamEric TurkheimerDeborah Winders Davis Original Research 09 December 2019 Pages: 73 - 83
Familial Influences on Neuroticism and Education in the UK Biobank R. CheesmanJ. ColemanT. C. Eley Original Research Open access 04 December 2019 Pages: 84 - 93
An Extended Twin-Pedigree Study of Different Classes of Voluntary Exercise Behavior Matthijs D. van der ZeeQ. HelmerE. J. C. de Geus Original Research Open access 23 January 2020 Pages: 94 - 104
A Genetic Cross-Lagged Study of the Longitudinal Association Between Anxiety and Depressive Symptoms During Childhood Laurence Tanguay-GarneauMichel BoivinGinette Dionne Original Research 06 December 2019 Pages: 105 - 118
Quantile-Specific Heritability may Account for Gene–Environment Interactions Involving Coffee Consumption Paul T. Williams Original Research 03 January 2020 Pages: 119 - 126
A Simulation Study of Bootstrap Approaches to Estimate Confidence Intervals in DeFries–Fulker Regression Models (with Application to the Heritability of BMI Changes in the NLSY) Patrick O’KeefeJoseph Lee Rodgers Original Research 10 February 2020 Pages: 127 - 138