Why wouldn't you do this using Mail Merge in Word? This would be a much
better choice unless you are doing it for on-screen showing, rather than
printed certificates. If you must use PowerPoint, check out PPT Merge:
--
David M. Marcovitz
Microsoft PowerPoint MVP
Director of Graduate Programs in Educational Technology
Loyola College in Maryland
Author of _Powerful PowerPoint for Educators_ http://www.PowerfulPowerPoint.com/