Walden Universit y COLLEGE OF SOCIAL AND BEHAVIORAL SCIENCES This is to certify that the doctoral dissertation by David Kenneth Waldman has been found to be complete and satisfactory in all respects, and that any and all revisions required by the review committee have been made. Review Committee Dr. Anthony Leisner, Committee Chairperson, Public Policy and Administrations Faculty Dr. Marilyn Simon, Committee Member, Public Policy and Administrations Faculty Dr. Tanya Settles, University Reviewer, Public Policy and Administrations Faculty Chief Academic Officer David Clinefelter, Ph.D. Walden University 2011