What one-time American Red Cross affiliate and African American medical researcher aided Dr. John Scudder with his Plasma for Britain program?
John Scudder (physician): Dr. John Scudder (1900 – December 1976) was a medical doctor and blood transfusion specialist who developed the Plasma for Britain program during the early years of World War II. John Scudder (physician):  He recruited Dr. Charles Drew to help develop the organization and its processes to get the plasma supply project operational. Charles R. Drew: Charles Richard Drew (June 3, 1904 – April 1, 1950) was an American physician, surgeon, and medical researcher.
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