Controlled Observations of the Genetic Algorithm in a Changing Environment: Case Studies Using the Shaky Ladder Hyperplane-Defined Functions by William Michael Rand A dissertation submitted in partial fulfillment of the requirements for the degree of Doctor of Philosophy (Computer Science and Engineering) in The University of Michigan 2005 Doctoral Committee: Professor John H. Holland, Co-Chair Associate Research Scientist Rick L. Riolo, Co-Chair Professor John E. Laird Professor Scott Page Professor Martha E. Pollack