Dr Anna Machin is an evolutionary anthropologist with a passion for communicating the science behind our closest relationships. She spent six years as a research fellow in the Department of Experimental Psychology at the University of Oxford where she remains a visiting fellow. Her areas of expertise are the neurobiology, genetics and psychology of fatherhood, romantic relationships and kinships. She has contributed extensively to print and broadcast media, including the BBC World Service and Radio 4, and is the chief scientific expert on the Channel Four series Married at First Sight. She is currently writing her first popular science book on the making of modern fatherhood, which is due for publication by Simon & Schuster UK in spring 2018.