Maintaining cognitive health is important for overall well-being. Learn what activities you can do that will stimulate neural pathways to promote good cognitive health. Brenda Curtwright, PhD, worked as a speech-language pathologist in the Department of Psychiatry at Morsani Medical School before founding a private practice specializing in cognitive rehabilitation. Brenda Curtwright is the author of How to Build a Smarter Brain, a workbook of brain exercises to promote mental stimulation.