Proven Practices, LLC

Who We Are


W. Emmett Barkley, Ph.D., and Cheryl Warfield are the founding partners of Proven Practices, LLC.  Together we possess over three decades of nationally recognized expertise in creating and leading premier environmental health and laboratory safety programs at both the National Institutes of Health and the Howard Hughes Medical Institute.  We are specialists in producing stellar multimedia educational and laboratory safety training tools.

Founded in 2006, Proven Practices, LLC is a resourceful, energetic, woman-owned, small business headquartered in Bethesda, Maryland.