Commentary: If you want to make a difference in gender equality, consider the subtle and often subconscious ways in which women are overlooked, devalued and underestimated in the business world. Earlier this year, I called it the most important issue in the tech world in 2015. It's about more than social and economic injustice. It's about meeting society's needs for advancements in science, technology, engineering and math (STEM). I've found plenty of men and women who agree with me, but there's still a question of what we can do to make it better. Right now. Every day. One of the thi