Jarl Mohn, a.k.a. Lee Masters, has thrown his support behind the ambitious themed online chat show network ThisWeekIn created by Kevin Pollak, Jason Calacanis and Mark Jeffrey. The founder of E! Entertainment and E! Online has made an undisclosed investment in the company and is joining the Board of Directors.

Per today’s press release:

“Jarl’s background reads like a veritable ‘Who’s Who’ of the media industry,” said Jeffrey, co-founder and CEO of ThisWeekIn. “He has successfully ushered in multiple new media paradigms, from celebrity entertainment to music videos, digital, and now – live and social. Insights like his can only come from experience, and we’re confident his vision will accelerate ThisWeekIn’s prominence as the go-to Web TV network.”

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