Silas Winton Grant was born March 1st, 1921 to his parents William Grant and Nola Ella Sharpe in Ravia, a small town in Oklahoma, And died on December 29th 1998. Grant completed college in 1942 with a Bachleor of the Arts from the University of Texas in Austin Texas, and then medical school four years later in 1946 as a Doctor of Medicine at the University of Texas Medical Branch in Galveston Texas. After completing his internship at John Sealy Hospital he went on to work from 1947 to 1972 in Family Practice in Hillsboro, Texas. During that time, from 1951 to 1972, he was also a Preceptor for the University of Texas Medical Branch.

In 1972 he began working in different states, spending a year in Iowa, working as a Visiting Assistent Professor for the University of Iowa's Department of Family Practice. In 1973 he joined the University of Alabama in Birmingham's admission commitee and also became a Professor of Family Medicine, School of Primary Medical Care at the University of Alabama in Huntsville. In 1974 he became the Associate dean of the School of Primary Medical Care, and this lasted until 1977, where he became the Acting Dean of the School of Primary Medical Care. He was put up for reappiontment in that same year. In this year he sent letters to his associates in the Society of Teachers of Family Medicine requestion reprints of articles that may be of use in creating a consolidated Library of Family medicine.