Andover, Mass.--Marketing experts Mac McIntosh, Jim Sterne and Kristin Zhivago have formed a partnership with ExecutiveGPS to produce the B2B CMO Summit. The summit, which will be held in Boston April 26-28, will review best practices for b-to-b marketing. McIntosh is president of consulting firm Mac McIntosh Inc. and editor of "Sales Lead Report." Zhivago is president of Zhivago Marketing Partners and editor of Marketing Technology and The Revenue Journal. Sterne is president of Target Marketing and editor of "Sterne Measures" and "Full Sterne Ahead."