1. Assistant Teaching Professor, Drexel Univ., 3141 Chestnut St., Philadelphia, PA 19104 (corresponding author). ORCID: .
2. Senior Associate, Wiss, Janney, Elstner Associates, Inc., 4321 West Sam Houston Pkwy N #190, Houston, TX 77043.
3. Postdoctoral Fellow, Univ. of Texas, 10100 Burnet Rd., Austin, TX 78758. ORCID: .
4. Jewel McAlister Smith Professorship in Engineering, Univ. of Texas, 10100 Burnet Rd., Austin, TX 78758.
5. Assistant Vice Chancellor for Research and Adnan Abou-Ayyash Centennial Professor in Transportation Engineering, Univ. of Texas, 10100 Burnet Rd., Austin, TX 78758.
6. Jack and Kay Hockema Professor, Purdue Univ., 550 Stadium Mall Dr., West Lafayette, IN 47907. ORCID: .
7. Executive Director, M.A. Grubb & Assoc., LLC, Wexford, PA 15090.