Dolphin Human Therapy Grand Cayman DHTGC is a dolphin assisted (DAT) program for special needs children and adults. Since 1989, Dolphin Human Therapy has conducted over 50,000 therapy sessions at five different facilities, representing families from 39 states and 60 countries. DHTGC helps participants rapidly improve in all areas of development. DHTGC “jump starts” the children/adults and teaches strategies to continue making strides after therapy concludes. DHTGC does not cure or prevent injury, illness or disability. Common diagnoses include Cerebral Palsy, Down syndrome, Autism, Spina Bifida, Traumatic Brain Injury, Genetic Syndromes and Learning Disabilities, although DHTGC treats all disabilities.