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Tippy Tippens

Founder of MATTER Inc., Social Entrepreneur

36m
free 3,624 · 98%
312 of 317 students recommend.
· Design
1h 4m
free 13,015 · 99%
822 of 827 students recommend.
· Design
1h 13m
free 6,866 · 99%
320 of 324 students recommend.
· Business
1h 42m
premium 13,266 · 99%
627 of 634 students recommend.
· Design