This Veteran Investor Is More Optimistic Than Ever. What He Thinks About Tesla and Other Growth Stocks.

James Anderson, a partner at Scottish money manager Baillie Gifford, has personified growth-stock investing during his 39 years with the firm. He was an early backer of Amazon.com, Tesla, and other “exceptional” companies that have defined the modern world—and delivered monumental returns. Despite a bruising first quarter, the $22 billion Scottish Mortgage Investment Trust, Baillie Gifford’s flagship fund, which Anderson began running in 2000 and has jointly managed with Tom Slater since 2015, has returned an annualized 12.9% during his tenure.

As…