On Dec. 7, the African American Heritage Trail of Martha’s Vineyard will dedicate site number 37 on its trail preserving the legacy and saving and honoring the stories of African Americans on Martha’s Vineyard.

The new site will honor Robert Carter Hayden Jr, a science teacher, historian and social activist. As a Martha’s Vineyard resident, Mr. Carter served on the Oak Bluffs historical commission from 1998 to 2000 while leading African-American history tours of the Island. He was the national secretary of the Association for the Study of African American Life and History and founding president of its Martha’s Vineyard branch.

A plaque honoring Mr. Carter’s life will be dedicated at the Dec. 7 event, which will be held at 2 p.m. at the Oak Bluffs Public Library. The Massachusetts Association of Science Teachers is collaborating with the African American Heritage Trail of Martha’s Vineyard for the event. Anyone wishing to attend should send and email to lightingthetrail@gmail.com.