This document summarizes an interview with Lionel Hersov conducted by Philip Graham about Hersov's career editing the Journal of Child Psychology and Psychiatry (JCPP) from 1964 to 2011. Hersov served as the journal's editor from 1964 to 1983, corresponding editor from 1984 to 1989, and book review editor from 1990 to 2011. The interview reflects on Hersov's experience growing JCPP into a leading journal in the fields of child psychology and psychiatry during the 1960s and 1980s. It recognizes his five decades of service and contributions to JCPP and the fields.