Connecting the dots

Silicon Valley visionary John Chambers shares the lessons that transformed a dyslexic kid from West Virginia into one of the world's best business leaders and turned a simple router company into a global tech titan. When Chambers joined Cisco in 1991, it was a company with 400 employees, a single product, and about $70 million in revenue. When he stepped down as CEO in 2015, he left a $47 billion tech giant that was the backbone of the internet and a leader in areas from cybersecurity to data center convergence. Along the way, he had acquired 180 companies and turned more than 10,000…