Impatica is currently working on a version of Impatica for PowerPoint that supports Mac OS 10.6+. Impatica for PowerPoint v4.0.1e only supports Mac OS version 10.4 through 10.5.X. Mac OS 10.6+ is not a currently supported operating system.
We do however have a beta version which will run on Mac OS 10.6+. To request this beta release please contact beta@impatica.com.