Dr. Marvin Marshall is an international author and presenter. His book, ?Parenting Without Stress? and ?Discipline Without Stress? are used around the world. He has presented to governments, universities, associations, school districts, and parent groups in 44 of the United States, in 15 countries, and on 5 continents. His writings on parenting, discipline, social development, human behavior, motivation, and learning have been published internationally. His monthly ?Promoting ResponsibilityMarvin Marshall is the author of 'Discipline Without Stress Punishments or Rewards : How Teachers and Parents Promote Responsibility & Learning', published 2001 under ISBN 9780970060617 and ISBN 0970060610.