Peter Yarrow is an American singer who found fame with the 1960s folk music trio Peter, Paul and Mary. Yarrow co-wrote one of the group's most famous songs, Puff, the Magic Dragon. He is also a political activist, lending his support to causes ranging from opposition to the Vietnam war to the creation of Operation Respect.

What if nature, by its very design, held clues to help us live healthier lives? Elaine Wilkes, Ph.D., deciphers that wisdom in her new book, Nature's Secret Messages: Hidden in Plain Sight, which has received rave reviews and was awarded a rare red star recommendation from Publishers Weekly. Elaine blends ancient wisdom with modern research, and science with imagination to ingeniously unravel Nature's mysteries.

Elaine, a self-proclaimed "learning addict" is a nutritionist, with a master's degree in psychology, and a Ph.D. in naturopathy, and LEED accredited.

Pete Bils is a visiting lecturer at Northwestern Health Sciences University in Minneapolis. He is also a member of the American Academy of Sleep Medicine, an organization dedicated to the assurance of quality care for patients with sleep disorders, the advancement of sleep research, and public and professional education. As the vice president of sleep innovation and clinical research at Select Comfort, Bils continually researches, investigates and creates the use of new technologies to promote better sleep, including a computerized pressure mapping system, which shows the effects of sleep surfaces on the human body.

The Houweling Hothouse Group is a family owned company that operates 70.2 hectares high tech hydroponic greenhouses in Oxnard, California and Delta, British Columbia. We are a leading producer of fresh, nutritious hydroponically grown greenhouse products, and propagation starter plants in North America.

Inger Hustrulid, RD LDN, ACSM, is a leading expert on educating and motivating behavioral change in children on issues related to healthy eating and weight management. During her career as a pediatric and family dietitian, she has helped hundreds of children and their families in more than 1,000 counseling sessions to learn to eat more healthily and to change their behaviors to adopt healthier eating habits. She is the founder and primary architect of Foundations Family Nutrition, a nutrition counseling and education center widely recognized in the Boston area with an emphasis on the nutrition needs of children and families, especially child weight management. Her programs for overweight children combine motivational interviewing principles with practical approaches to educating and motivating children that reflect an understanding of the specific psychological needs of overweight children, and have been developed and tested through extensive experience in her private practice.
Hustrulid has trained at many of the leading institutions for child overweight research and management. After graduating with honors in Human Nutrition and Food Science from the University of Florida, she completed a dietetic internship at Brigham and Women's Hospital (a Harvard affiliated hospital). After her internship, she was a dietitian at Camp Shane, a summer weight loss camp for children in the Catskill Mountains in New York. She went on to work as a dietitian in the Optimal Weight for Life (OWL) program at Children's Hospital in Boston. She also conducted research at Harvard Medical School and at Children's Hospital in the area of overweight children and their families. In addition to her current position at Foundations, she is secretary-elect for the Massachusetts Dietetic Association and is certified as a personal trainer by the American College of Sports Medicine.

Her work with overweight children at Foundations has been recognized through the development of partnerships with leading Boston area medical institutions. Foundations is a preferred provider for Harvard Vanguard and councils many of their pediatric overweight population. In addition, she was contracted through Foundations to run an overweight prevention and intervention program for about 200 pediatricians affiliated with Children's Hospital in Boston, which ultimately assisted more than 800 families to achieve their health goals. Her center has also been awarded contracts to provide education and counseling for overweight children in the Cambridge Public School System and who are family members of MIT employees, through contracts with the Cambridge Department of Public Health and with the Massachusetts Institute of Technology.