Christine Mackey-Ross

Christine Mackey-Ross is a senior vice president of the executive search firm Witt/Kieffer. Previously, she worked in nursing administration and as an oncology clinical nurse specialist.

Video

Where Time Comes From

The clocks that coordinate your cellphone, GPS, and more

Video

Computer Vision Syndrome and You

Save your eyes. Take breaks.

Video

What Happens in 60 Seconds

Quantifying human activity around the world

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