De Lamar Jensen is a historian of early modern Europe, and was a faculty member of the history department at Brigham Young University (BYU).
[3] Among Jensen's works are Renaissance Europe: Age of Recovery and Reconciliation, Reformation Europe: Age of Reform and Revolution, Confrontation at Worms: Martin Luther and the Diet of Worms and Diplomacy and Dogmatism: Bernardino de Mendoza and the French Catholic League.
He also wrote the foreword to Arnold K. Garr's Christopher Columbus: A Latter-day Saints perspective.
Jensen had been granted emeritus status from BYU by 1992 at which time he headed the universities committee in charge of celebration the quinta-centennial of Christopher Columbus' voyage to the Americas.
As recently as 2003 Jensen was a participant at a BYU lecture on Latter-day Saint perspectives on world history.