Shyam Pillai is a Microsoft PowerPoint MVP. His site has many VBA snippets, plus free and commercial PowerPoint add-ins.
Here’s a list of links on Indezine sites, where Shyam Pillai has been featured:
Missing “Video from Web Site” Option in PowerPoint 2010 for Windows
March 7, 2014
YouTube Video Wizard
June 22, 2012
Create Spirographs in PowerPoint Programmatically
March 20, 2009
Motion Path Tools
October 27, 2008
Animation Carbon
June 6, 2004
Image Importer Wizard 2.x
November 9, 2001
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