David N. Calvillo, a former adjunct law and university professor, is now a practicing civil trial lawyer and bilingual mediator with the Calvillo Law Firm. After a profound spiritual experience praying the rosary while on retreat, Calvillo and his wife Valerie founded Real Men Pray the Rosary, launching a global movement of prayer and devotion. Calvillo is a Fourth Degree Knight of Columbus and has served his parishes on pastoral and finance councils and as Eucharistic minister and lector. Calvillo formerly served in leadership of his diocesan chapter of ACTS Catholic retreats and remains active in the organization. He served his community as president of the Boys & Girls Club of McAllen and lives in southern Texas with his wife and their seven children.