Who is featured on RefNet and is the chairman of Ligonier Ministries?
RefNet (Reformation Network):  It features Bible teaching from a number of popular evangelical Christian teachers, including Alistair Begg, John MacArthur, Albert Mohler, John Piper, and R.C. Sproul, news updates from respected Christian organizations, Bible readings, audio books, and some selections of sacred and classical music. R. C. Sproul:  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.
i don't know