with Owens, R. , 2019, From fetuses to boys to men: the impact of testosterone on male lifespan development, in R. Kingerlee, M. Seager & L. Sullivan (eds.), The Palgrave handbook of male psychology and mental health, Basingstoke, Palgrave Macmillan, pp. 3-24.
with Liddon, L. , Kingerlee, R. , Seager, M. , 2019, What are the factors that make a male-friendly therapy?, in R. Kingerlee, M. Seager & L. Sullivan (eds.), The Palgrave handbook of male psychology and mental health, Basingstoke, Palgrave Macmillan, pp. 671-694.
with Seager, M. , 2019a, Cognitive distortion in thinking about gender issues: gamma bias and the gender distortion matrix, in R. Kingerlee, M. Seager & L. Sullivan (eds.), The Palgrave handbook of male psychology and mental health, Basingstoke, Palgrave Macmillan, pp. 87-104.
with Seager, M. , 2019b, Positive masculinity: including masculinity as a valued aspect of humanity, in R. Kingerlee, M. Seager & L. Sullivan (eds.), The Palgrave handbook of male psychology and mental health, Basingstoke, Palgrave Macmillan, pp. 105-122.