JAC Stringer claims to be Cherokee but has also claimed Lenape according to a Google search of their name.
This is an example of a training they give:
Sexual Violence in Native American Two Spirit LGBTQPIA+ CommunityThis training is for those working in human services, about the impact of sexual violence, intimate partner violence, and stalking in the Native American Two Spirit and LGBTQPIA+ community. It includes terminology, statistical data, and tools for culturally competent services. The training is offered as a 1 , 2 , 4 , 8 hour seminar.This is their website:
http://midwestgenderqueer.com/They say they are from Cincinnati but other than that I don't know of any other family connections. Stringer lives in Minneapolis.