09/04/2009 12:00:00 amObituaryWilliamMichaelChildress'78 M.S.AlumniobituaryAlumni William Michael Childress (’78 M.S.), Denver, Colo. He earned his Ph.D. in bioengineering at Texas A&M in 1993 and was the co-developer of the Ecological Dynamics Simulation model, which has been applied at 35 locations in the United States, Australia and Indonesia. He most recently worked as a modeler and aquatic ecologist with KS2 Ecological Field Services LLC and was also a nature photographer and writer, founding Montague Media to share his visions and ideas. Other North Texas alumni in his family included his father, William Patrick Childress (’62); mother, Marilyn Jones Childress Mills, who attended from 1945 to 1948; and grandfather, William Olin Childress, who was a freshman in 1909.