Polio vaccine incidents reduced public confidence in polio vaccine leading to a drop in vaccination rates. At the same time that Salk was testing his vaccine, both Albert Sabin and Hilary Koprowski continued working on developing a vaccine using live virus. During a meeting in Stockholm to discuss polio vaccines in November 1955, Sabin presented results obtained on a group of 80 volunteers, while Koprowski read a paper detailing the findings of a trial enrolling 150 people. Sabin and Koprowski both eventually succeeded in developing vaccines. Because of the commitment to the Salk vaccine in America, Sabin and Koprowski both did their
Albert Joyce Riker a retired microbiologist from the University of Arizona. He died in Tucson, Arizona. Albert Joyce Riker Dr. Albert Joyce Riker (April 3, 1894 – February 21, 1982) was a noted American plant pathologist and professor at the University of Wisconsin–Madison. Riker was born in Wheeling, West Virginia, the son of Albert Birdsall and Mary Edith (Davis) Riker. He graduated from high school in Moundsville, West Virginia, after which he worked for the Royal Three Barrel Gun Company, was an automobile repairman and salesman, and helped build greenhouses. He then attended Oberlin College, receiving in 1917 his A.B. degree in botany.