Dr. Chris Pierson returns to Next Gen Investing to give a wide view into cybersecurity stocks. He expects the industry to accelerate in the coming years as A.I. creates more security risks online. That said, he believes there are winners and losers in the space, with companies making "smart" acquisitions into other spaces serving as the long-term leaders. Dr. Pierson explains why he's bullish on Palo Alto Networks (PANW), CrowdStrike (CRWD), and Cloudflare (NET).