What is the fine-grained topic of the following text: He has specialized in organizational development, strategic planning, diversity training, team building, and conflict resolution for clients ranging from multi-nationals like 3M, US West, and AT&T to local organizations like The West Hawaii Tobacco Free Partnership, The Jefferson County Sheriff’s Department, The Life Foundation, the Colorado AIDS Project and the Hawaii Department of Health. Only return the topic.
Professional services in organizational development and strategic planning