The Most Spectacular Photos of 2017

Learning to lie is a natural stage in child development. Kang Lee, a psychologist at the University of Toronto, has explored how children become more sophisticated liars as they age. Darshan Panesar, a research assistant, and nine-year-old Amelia Tong demonstrate functional near-infrared spectro­s­copy technology, which Lee uses in his studies.

This photo was originally published in “Why We Lie: The Science Behind Our Deceptive Ways,” in June 2017.