For the ears, you can listen to an audio recording of this presentation. [high fidelity audio playable under all personal computer operating systems via VLC media player, Microsoft Windows Media Player with the Xiph.org codecs for FLAC et al, OS X QuickTime with the XiphQT plugin, etc., on many Android-based mobile devices, and on iOS-based mobile devices via apps such as FLAC Player or Golden Ear]

During this presentation, you will hear mention of and description of a few selected images from From Meetinghouse to Megachurch by Loveland and Wheeler.

Baumol's Cost Disease [a recent book where the original author explains and broadens the work of 1966] was also mentioned.