Tasha R. Mousseau, Pejuta Cangleska Win (Sacred Medicine Circle Woman), is an enrolled member of the Wichita and Affiliated Tribes and is Kiowa, Caddo, and Hunka Oglala Lakota. Ms. Mousseau makes her home in Porcupine, South Dakota, on the Pine Ridge Indian reservation with her wife Alicia.

Tasha holds a Juris Doctorate with a certificate in American Indian Law from Oklahoma City University School of Law. Tasha interweaves her traditional knowledge and western education throughout her work. As the Chief Officer of Advancement and Tribal Relations, she collaborates with Tribal communities across Indian Country to implement the Friends of the Children mentoring model utilizing a culturally grounded approach. As owner of Buffalo Circle Consulting, Tasha assists in policy development, code drafting, and lobbying for numerous Tribes and organizations. Tasha is an inaugural Obama USA Leader, American Express NGEN Fellow, a recipient of the 40 under 40 in Indian Country award, member of Native Leadership Oklahoma Class of 2020, as well as the inaugural class of Advance Native Political Leadership Training Program.

Tasha is the legacy of many generations of activist and advocates dedicated to political, policy, and systems change. She strives to make her ancestors proud in everything she undertakes. Her most important job and greatest legacy is passing on the teachings of her grandmother, Frances Wise, to her daughters Isabella and Kennedy. Tasha serves as a mentor to many others and is dedicated to the strength and wellness of the future generations. With every opportunity and position Tasha seeks to find ways to share what she has learned for the betterment of all Native people.