Jill Hacker

Jill Hacker is an instructor at Northern Virginia Community College as well as a private tutor and math/science writer whose focus is making math and science understandable to ordinary people. Jill has a master's degree in engineering. She learned a lot of math for that.

Jill Hacker is an instructor at Northern Virginia Community College as well as a private tutor and math/science writer whose focus is making math and science understandable to ordinary people. Jill has a master's degree in engineering. She learned a lot of math for that. See less