Using Visual Basic for Applications you can insert Excel charts into a new PowerPoint presentation programmatically rather than using the cumbersome copy-and-paste method.

How to Add Two Lines to a Powerpoint Chart. "Presenters are usually guilty of including too much data in their on-screen charts," says Garr Reynolds, author of Presentation Zen.

A Sunburst chart represents hierarchical data. We show you how to create and insert a Sunburst chart in PowerPoint.