Harsh Shah and his firm’s co-founders faced a once-in-a-lifetime quandary: should they sell the incredibly successful e-commerce venture they worked so hard to build to a big conglomerate? Reflecting on the circumstances surrounding their acquisition offer, Shah outlines the values that guided their ultimate choice. 

James Mwangi made a courageous decision to leave a comfortable, big-city banking job to rescue Equity Building Society, a local financial institution on which Kenyan farmers and villagers depended. Under his leadership, the struggling firm transformed into a multi-national conglomerate (Equity Group Holdings) that now serves millions of customers across six African countries. Mwangi explains how he found the fortitude to fight for the financial futures of everyday people.

To pilot Alaska Airlines, CEO Ben Minicucci draws on his Italian immigrant roots and Canadian military training, which was put to the test during a tricky operation near the North Pole. Having first gained a reputation at the company as “the numbers guy,” Minicucci discusses how he has been evolving into a leader who cares deeply about Alaska Airline’s employees, customers, and the communities it serves. 

As the Chief Financial & Growth Officer of the Levi Strauss & Co. clothing brand, Harmit Singh makes tough decisions by sticking to a clear set of values that are well-aligned with the company’s larger purpose. He is inspired, in part, by Levi Strauss himself, who started selling his now-iconic jeans during the California Gold Rush and committed some of his first profits to a local orphanage. With this inspiration in mind, Singh reflects on how taking risks throughout his career has made him a more courageous, future-oriented leader.

The global food supply chain is a significant source of greenhouse gas emissions and other environmental challenges. Many companies avoid these issues or make token efforts to reduce their impact on the planet. But as CEO of the Swiss-based technology giant Bühler Group, Stefan Scheiber is mapping a courageous plan to combat food waste and climate change. He describes how he challenges his own company, its customers, and himself to face sustainability problems head-on.

Great business leaders are problem solvers. That’s what sparked Susan Tynan (Harvard Business School MBA 2003) to found Framebridge, a custom framing company. When Tynan couldn’t find a reasonably priced place to frame her beloved posters, she launched a business, which took off after years of hard work – and hard decisions. Tynan reflects on her learning journey, discussing how she managed the risks of entrepreneurship while aiming to make a lasting impact.

John Chen was hired to save an iconic smartphone company that ran out of juice. BlackBerry had gone from being a corporate world must-have to a global has-been. Chen says the key to turning Blackberry around was being prepared to make hard calls, even in midst of uncertainty. He says that, in business, the journey can be more important than the destination.

Paul Polman is the legendary former CEO of Unilever and a global leader in combating climate change and promoting corporate responsibility. Reflecting on his career during and after Unilever, Polman explains how a company can achieve robust financial performance while playing an active role in solving the most pressing challenges facing society today.

Harvard Business School Professor Ranjay Gulati is back with a new season of Deep Purpose. This time he’s exploring the qualities it takes to become a courageous leader, joined by a new lineup of top global executives. He’ll sit down to discuss each guest’s personal story and how it led them to make bold business decisions. The show shares key insights that illustrate why courageous leadership isn’t born from the absence of fear, but rather taking action in the face of fear.

In this bonus Deep Purpose release, we are sharing an episode of the HBS podcast Climate Rising with host Professor Mike Toffel. In this episode, Daniel Pacthod, Senior Partner and global co-leader of McKinsey Sustainability, shares how the company works with its clients to address climate risk and find opportunities through its pillars of net-zero strategy, green business building, decarbonization transformation, net-zero financial institutions, and sustainable investing. He also offers advice for those interested in careers in business and climate change.