Steven Tian

The decision to send a delegation to Russia is only the latest pro-authoritarian move from the organization. Yale SOM’s Jeffrey Sonnenfeld, co-author Steven Tian, and Tymofiy Mylovanov and Nataliia Shapoval of the Kyiv School of Economics write that a change in leadership is long past due.

For more than two decades, the coffee empire has tried and failed to find a lasting successor to longtime CEO Howard Schultz. Yale SOM leadership expert Jeffrey Sonnenfeld, with co-authors Steven Tian and Stephen Henriques, provides an insider’s view of the drama and explains why Chipotle’s Brian Nicoll might be the right person for the job.

Professor Jeffrey Sonnenfeld, co-author Steven Tian, and investor and analyst Whitney Tilson write that the pattern is familiar from Trump’s term in office, when his remarks frequently swayed markets—usually for the worse.

Prof. Jeffrey Sonnenfeld and two Yale SOM colleagues write that the selection of J. D. Vance as vice presidential nominee reflects Trump’s worst anti-business instincts.

Yale leadership expert Jeffrey Sonnenfeld and his co-author Steven Tian argue that President Joseph Biden has a strong record of economic accomplishment, and he should tout that at the first presidential debate rather than rely on populist attacks on big business.

At a recent Yale CEO Summit, Prof. Jeffrey Sonnenfeld talked to business leaders about the AI tools and other new technologies appearing everywhere from back offices to fast-food kitchens. Sonnenfeld and co-author Steven Tian outline the looming changes in a variety of sectors.

Yale SOM leadership expert Jeffrey Sonnenfeld and co-author Steven Tian write that the House Speaker displayed rare courage in learning on the job and defying extremists in his own party—and draw historical parallels to an ideological conversion that changed the course of the Cold War.

Yale SOM’s Jeffrey Sonnenfeld, a longtime observer of the company, and co-author Steven Tian consider five likely candidates to succeed CEO Dave Calhoun, who will step down at the end of the year.

Disney is embroiled in a proxy fight with activist investor Nelson Peltz ahead of its annual shareholder meeting next week. Prof. Jeffrey Sonnenfeld and co-author Steven Tian write that Peltz and other critics of CEO Bob Iger are relying on a series of myths that don’t hold up to scrutiny.

Yale SOM’s Jeffrey Sonnenfeld, who has helped lead the movement to isolate Russia, and co-author Steven Tian write that the current sanctions regime is spottily enforced and ignores key commodities exports. They suggest three steps policymakers should take to give economic sanctions real bite.