Chizuru Shikishima

Why children differ in motivation to learn: Insights from over 13,000 twins from 6 countries

Yulia Kovas, Gabrielle Garon‐Carrier, Michel Boivin et al. · Personality and Individual Differences · 2015 · 81 citations · Full text

Genetic and Environmental Influences on Traits of Gender Identity Disorder: A Study of Japanese Twins Across Developmental Stages

Shoko Sasaki, Koken Ozaki, Shinji Yamagata et al. · Archives of Sexual Behavior · 2016 · 76 citations

Gender Identity Disorder, Environmental Influences, Gender Identity +8

Maintenance of genetic variation in personality through control of mental mechanisms: a test of trust, extraversion, and agreeableness☆

Kai Hiraishi, Shinji Yamagata, Chizuru Shikishima et al. · Evolution and Human Behavior · 2007 · 71 citations

Cognitive Science, Personality Psychology, Behavioral Genetics +7

The Second to Fourth Digit Ratio (2D:4D) in a Japanese Twin Sample: Heritability, Prenatal Hormone Transfer, and Association with Sexual Orientation

Kai Hiraishi, Shoko Sasaki, Chizuru Shikishima et al. · Archives of Sexual Behavior · 2012 · 53 citations

Japanese Twin Sample, Gender Studies, Genetics +7

Genome-Wide DNA Methylation and Gene Expression Analyses of Monozygotic Twins Discordant for Intelligence Levels

Chih‐Chieh Yu, Mari T. Furukawa, Kazuhiro Kobayashi et al. · PLoS ONE · 2012 · 31 citations · Full text

Epigenetic Change, Genetics, Intelligence Quotient +16