David Hughes B. Arch CPMA, RIAI RIBA is a Senior Architect Project Manager with Iarnród Éireann (Irish Rail) of Dublin, Ireland, where he has worked since 1992. Hughes attended “Designing With Natural Stone” — the annual week-long continuing education program for architects held in conjunction with Marmomacc in Verona, Italy — in 2008. This article was originally written for the “Designing With Natural Stone” alumni newsletter. For information on attending “Designing With Natural Stone,” please e-mail info@cig-dc.com.