Credit Support and Infrastructure Investment: The Transportation Infrastructure Finance and Innovation Act (TIFIA) Case. Contact For general inquiries, the P3 Center can be contacted at: [email protected] Dr. Gifford, Center Director, can be contacted at: [email protected] Phone: 703-993-2275 Fax: 703-993-8215 Stay connected! Sign up to receive the latest updates and news straight to your inbox! 2020. Narae Lee and Jonathan Gifford. Lee presented research report at the Transportation Asset and Infrastructure Management Conference, October, Virtual. ← Measuring the Impact of Federal Transportation Credit Support Program → Center GRA Presents at CIAMTIS Conference