Prof. Ilana Redstone of the University of Illinois at Urbana-Champaign on the Certainty Trap

Prof. Linda-Gail Bekker of the University of Cape Town on the prevalence HIV and other diseases

Prof. Cass Sunstein on the power of noticing what was always there

Prof. Monica Smith of UCLA on the Fundamentals of the Sate

Prof. Claudia de Rham of Imperial College on Gravity.

Prof. Susan Goldin-Meadow of the University of Chicago on gestures

Prof. Robin Chazdon on forest regeneration and climatic impacts

Prof. Francine Blau of Cornell University on Gender Inequality in the Labor Market