1. University of Pennsylvania School of Dental Medicine; Philadelphia PA
2. Marquette University School of Dentistry; Milwaukee WI
3. BCAST, Institute of Materials and Manufacturing; Brunel University London; Uxbridge London UK
4. Brunel Institute for Bioengineering; Brunel University London; Uxbridge London UK
5. Department of Endodontics, Prosthodontics and Operative Dentistry; University of Maryland School of Dentistry; Baltimore MD
6. Department of Engineering Science; University of Oxford; Oxford UK