He has been working with couples, families and individuals for more than twenty years. In 2006 he founded the Aiki Relationship Institute in Oak Brook, IL, whose mission is to help people create the best possible relationships in all aspects of their lives. In addition to his commitment to helping people with their relationships, Dr. Mark is dedicated to the training of new professionals. He has supervised students from several local universities over the years and teaches a class on family and couples therapy every year at Rosalind Franklin University.