RefNet features teaching from the theologian of what denomination?
R. C. Sproul Robert Charles Sproul ( ; born February 13, 1939) is an American Calvinist theologian, author, and pastor. He is the founder and chairman of Ligonier Ministries (named after the Ligonier Valley just outside Pittsburgh, where the ministry started as a study center for college and seminary students) and can be heard daily on the "Renewing Your Mind" radio broadcast in the United States and internationally. "Renewing Your Mind with Dr. R. C. Sproul" is also broadcast on Sirius and XM satellite radio. In late July 2012, a new Christian internet radio station called RefNet (Reformation Network) was also announced by Ligonier Ministries in an effort to reach "as many people as possible" where Internet access is available.
Russell Kelly Russell Earl Kelly is an American Christian theologian, apologist, author, speaker and blogger. He writes nonfictional theological books. Russell is best known for evangelizing and debating why tithing 10% to one's church is not a Christian obligation. His conclusion places him in company with Christian leaders including John F. MacArthur, J. Vernon McGee and C. I. Scofield.