Mark C. Perna (@markperna) 's Twitter Profile
Mark C. Perna

@markperna

Speaker, Author, CEO
Generational & Performance Expert, and Paradigm Shifter in Education & Workforce Development.

ID: 50733021

linkhttps://www.markcperna.com calendar_today25-06-2009 18:57:16

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6,6K Followers

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