Professor Mary Lou Zeeman speaking on "Math, Tipping Points, and Planet Earth" at National Math Festival, Washington DC, USA, April 22, 2017.

---

Size: 4030px × 3167px
Photo credit: © Nick Higham / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., center, columbia, convention, dc, district, earth, festival, funding, institute, math, mathematical, mathematician, mathematics, maths, msri, national, people, planet, point, points, policy, presentation, public, research, sciences, scientist, screen, slide, slides, society, support, talk, tipping, usa, walter, washington, zeeman