Sarah A. Walker is an Assistant Professor in the School of Education at Durham University, UK, holding a PhD, Master of Philosophy, and Bachelor of Science in Psychology from the University of Sydney. Her research focuses on individual differences in self-informant agreement in psychological assessments, particularly examining response biases, self-knowledge, and perceptions of others. Her expertise lies in emotion regulation, exploring how, and why individuals influence the emotions of others and its effects on personal and relationship wellbeing. An experienced educator, Sarah has taught extensively at the University of Sydney across psychology, business, and marketing. Sarah is an active member of multiple research societies including the Australasian Congress on Personality and Individual Differences (ACPID), and the International Society for the Study of Individual Differences (ISSID). Sarah is the recipient of multiple research, teaching, and service awards.