He served as a liaison to the Indigenous rights movement for progressive communities in the 1970's. Mark also assisted those communities in setting up vital communications networks. After returning from Guatemala, Mark lived on the Hollywood Florida Seminole reservation and worked for the Seminole tribe. During this time he developed and implemented the tribe's own television station and continues to produce a children's show in the two dialects Mvskoke and Mikosuke that are alive and well in the tribe. We are a society of people still trying to follow the path of Techumsah.
All Indian peoples are of one body, one heart, one spirit.
Because we have to be the one's to take charge of our destiny, we have to tell our story. Having joined Florida AIM in 1994 David developed an immediate impact. He retired from service as a medical officer in the United States Navy as a Lieutenant Commander, one of the highest ranking Native American naval officers. He supported and participated, briefly, in the 1995 occupation of the Keweenaw Bay Chippewa Tribal Headquarters. Dave spearheaded Florida AIM's campaign for compliance with the Indian Arts and Crafts Act in Florida.