Haysom, H. J., Mitchem, D. G., Lee, A. J., Wright, M. J., Martin, N. G., Keller, M. C., & Zietsch, B. P. (2015). A test of the facultative calibration/reactive heritability model of extraversion. Evol Hum Behav.

Haysom, Hannah J., Dorian G. Mitchem, Anthony J. Lee, Margaret J. Wright, Nicholas G. Martin, Matthew C. Keller, and Brendan P. Zietsch. "A Test of the Facultative Calibration/reactive Heritability Model of Extraversion." Evol Hum Behav 2015.

Haysom, Hannah J., et al. "A Test of the Facultative Calibration/reactive Heritability Model of Extraversion." Evol Hum Behav 2015.