Hayward Zwerling (@hzwerling) 's Twitter Profile
Hayward Zwerling

@hzwerling

Retired. Blogging: IHaveAnIdea.us, Making: HaywardZwerling.com, recreational cyclist & woodworker. Former endocrinologist and health IT geek.

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linkhttps://www.IHaveAnIdea.us calendar_today25-03-2012 14:22:50

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