This document discusses the mission and evidence-based approach of the Health Initiative for Men (HIM) organization. HIM's mission is to promote gay men's health through community engagement, online resources, and events. It focuses on building relationships between gay men and health professionals. HIM grounds its programming in research evidence from surveys of gay men, health summits, literature reviews, and evaluation of past campaigns. Examples provided show how research informed campaigns on condom use and HIV/STI testing.