Jack Sivan’s bow tie obsession began after he read a book about how a man’s fashion choices can make him more powerful.
His friend Akiva Jackson got into bow ties as a way to shake up his style when he started wearing a back brace to treat his curvature of the spine.
For the teenagers, friends since elementary school, the neckwear has blossomed from a distinctive sartorial choice into a bona fide business. They launched Jack & Jacksons in March and spend what little free time they have cutting up old neckties and sewing them into flowered ties, cashmere ties, ties with a chicken pattern. The biggest seller: silk bow ties for the prom.
Jackson, 16, and Sivan, 17, are going against the high-tech grain. Full story for BostonGlobe.com subscribers.