Norman SpackNorman Spack, MD, is the director and cofounder of the Gender Management Service clinic at Boston Children's Hospital, the first US clinic to medically treat transgender children. Dr. Spack has helped pioneer the use of hormone blockers to deay puberty and of hormone replacement therapy in teens. He has received national attention for his 2014 TEDx Talk "How I Help Transgender Teens Become Who They Want to Be" (over one million views) and was featured in Diane Sawyer's landmark interview with Bruce (now Caitlyn) Jenner. Dr. Spack is associate professor of pediatrics at Harvard Medical School. Read More Read Less