About the Authors

Dorret I. Boomsma

dorret@psy.vu.nl

Affiliation Department of Biological Psychology, Vrije Universiteit Amsterdam, Amsterdam, The Netherlands

Viatcheslav Saviouk

Affiliation Department of Biological Psychology, Vrije Universiteit Amsterdam, Amsterdam, The Netherlands

Jouke-Jan Hottenga

Affiliation Department of Biological Psychology, Vrije Universiteit Amsterdam, Amsterdam, The Netherlands

Marijn A. Distel

Affiliation Department of Biological Psychology, Vrije Universiteit Amsterdam, Amsterdam, The Netherlands

Marleen H. M. de Moor

Affiliation Department of Biological Psychology, Vrije Universiteit Amsterdam, Amsterdam, The Netherlands

Jacqueline M. Vink

Affiliation Department of Biological Psychology, Vrije Universiteit Amsterdam, Amsterdam, The Netherlands

Lot M. Geels

Affiliation Department of Biological Psychology, Vrije Universiteit Amsterdam, Amsterdam, The Netherlands

Jenny H. D. A. van Beek

Affiliation Department of Biological Psychology, Vrije Universiteit Amsterdam, Amsterdam, The Netherlands

Meike Bartels

Affiliation Department of Biological Psychology, Vrije Universiteit Amsterdam, Amsterdam, The Netherlands

Eco J. C. de Geus

Affiliation Department of Biological Psychology, Vrije Universiteit Amsterdam, Amsterdam, The Netherlands

Gonneke Willemsen

Affiliation Department of Biological Psychology, Vrije Universiteit Amsterdam, Amsterdam, The Netherlands

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DIB EJCdG GW. Performed the experiments: MAD MHMdM LMG JHDAvB MB. Analyzed the data: DIB VS JJH MHMdM JMV. Contributed reagents/materials/analysis tools: JJH MAD MHMdM JMV MB EJCdG. Wrote the paper: DIB VS.