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Tippy Tippens

Founder of MATTER Inc., Social Entrepreneur

36m
free 2,721 · 233
233 of 238 students recommend.
· Design
1h 4m
free 11,452 · 702
702 of 707 students recommend.
· Design
1h 13m
free 6,612 · 305
305 of 308 students recommend.
· Business
1h 42m
premium 12,744 · 601
601 of 608 students recommend.
· Design