An experienced mediator, trainer and consultant, he has years of experience working with conflicts related to race, ethnicity and gender, including sexual harassment. At present he is developing new approaches to addressing conflicts among scientists.   He is often called in as a consultant/mediator in “intractable” disputes.   He has designed and conducted training programs internationally in dispute resolution, sexual harassment and multicultural conflict.   He is the author, among other writings, of “Conflict, Cultural Differences, and the Culture of Racism,” and “Mediating Sexual Harassment.”   He is the co-author of the “On Neutrality: What An Organizational Ombudsman Might Want to Know.” Recently he was Guest Editor of a Negotiation Journal section entitled “The Many, Different and Complex Roles Played by Ombudsmen in Dispute Resolution.”