He played college football for the Oklahoma Sooners, earning unanimous All-American honors in 1978.
Roberts was selected in the second round of the 1979 NFL draft, and played professionally for the NFL's Tampa Bay Buccaneers and USFL's Memphis Showboats.
He attended the University of Oklahoma, where he played for coach Barry Switzer's Sooners teams from 1975 to 1978.
As a senior in 1978, he was recognized as a consensus first-team All-American and won the Outland Trophy as the best interior lineman in the country.
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