Burton Z.  Cooper is Professor  Emeritus of Philosophical  Theology at Louisville  Presbyterian Theological  Seminary in Louisville,  Kentucky.
John S.  McClure is Charles G.  Finney Professor of  Homiletics and Chair of the  Graduate Department of  Religion at Vanderbilt  Divinity School in Nashville,  Tennessee.  A former  president of the Academy of  Homiletics, his writings  include The Four Codes  of Preaching and  Claiming Theology in the  Pulpit (with Burton Z.  Cooper).