Sara Patterson, PhD, EIT, LEED AP; Michael Baker International. Sara Patterson has a PhD in Civil Engineering from University of Delaware and a Bachelor of Architecture from Rensselaer Polytechnic Institute. Her dissertation work focused on the design and implementation of complete streets across a network. She has been with Michael Baker International for five years where she has done trail design and feasibility studies, and trail coordination work for major highway projects. She is a mother of one and enjoys time outside on the local Circuit Trails.