I make short, to-the-point online math tutorials. I struggled with math growing up and have been able to use those experiences to help students improve in math through practical applications and tips.

FRIDAY: Early clouds and fog thin out. Becoming partly sunny, windy and turning unseasonably warm. Winds: Southeast to south increasing 15-25 mph gusting 35+ mph at times. High: 81. FRIDAY NIGHT: ...

When the IBM PC was new, I served as the president of the San Francisco PC User Group for three years. That’s how I met PCMag’s editorial team, who brought me on board in 1986. In the years since that ...