Toll-Free Helpline (844) 994-HOPE (4673)


Meet Our Team

Team Members

We are blessed to provide highly skilled and trained professionals that service the sickle cell community. All of our staff are certified hemoglobinopathy educators in addition to their speciality area. Rest assured your specialized needs will receive professional care at the Sickle Cell Association of Texas Marc Thomas Foundation.

Linda Thomas Wade

Linda Thomas Wade

President & CEO (Certified Community Health Worker)

Alysian Thomas, JD

Chief Operating Officer & Attorney (Certified Community Health Worker)

Emily O'Shea, LCSW, CCM

Licensed Clinical Social Worker and Certified Case Manager

Yesica Martinez

Office Coordinator and Director of Bilingual Services

Alisha J, LMSW

Social Worker

DeAnna Navarro

Community Health Worker

Amy Dupaty

Social Worker

Donna Edwards

Client Service Specialist

Betsy Macdonald

Social Worker

Some staff members are not listed on this page.

Board Members

Robert Kingham

Board Chair

Melissa Frei-Jones, M.D.

Chief Medical Officer

Sharon Newcomb-Kase

Board Member

Carlyle Small

Board Member

Ayanna Edmondson

Board Member

Alfretta Hicks, RN

Board Member

Linda Thomas Wade

Linda Thomas Wade

Board Member, President & CEO