


Employees at Clarivate rank Jerre Stead in the Top 20% of CEOs in Philadelphia, PA. Similarly, employees at Elsevier rank Kumsal Bayazit in the Top 5% of CEOs in New York. Employees rate their CEO differently based on the frequency of interaction, ability to affect company culture, and drive measurable results.

CEO of Clarivate
BIO: Jerre Stead is Executive Chairman and Chief Executive Officer of Clarivate Analytics plc. Jerre served as CEO of Churchill Capital Corp until its merger with Clarivate in May 2019. Jerre has had a long and very successful career as a public company CEO and Clarivate is the tenth public company in which he has served as CEO and/or Chairman. Over the last two decades, he has created a world leader and one of the fastest-growing companies in the information services sector. Prior to leading Clarivate, he served as Chairman and CEO at IHS Markit, Ltd. and previously as Executive Chairman and CEO at IHS Inc. The other highly successful technology and information companies he has led include Honeywell-Phillips Medical Electronics, Square D, AT&T Global Business Communications Systems, AT&T Global Information Solutions (NCR Corporation), NCR Japan, Legent Corporation and Ingram Micro. In addition, Jerre has served on 37 corporate boards during his career and received numerous accolades for his work, including the Kenneth B. West Lifetime Achievement Award which he received in July 2017 by the National Association of Corporate Directors (NACD) in recognition of his service on corporate and philanthropic boards. A graduate of the University of Iowa and of the Harvard University Advanced Management Program in Switzerland, Jerre earned a bachelor’s degree in business administration. He is chairman of the Banner Alzheimer’s Institute as well as chairman of the board of Garret Evangelical Seminary and he sits on the boards of the American Writers Museum and Guideposts.

CEO of Elsevier
BIO: As Chief Executive Officer, Kumsal Bayazit is a strong advocate of research and innovation, leading Elsevier’s 8,600 people in their mission to help researchers and healthcare professionals advance science and improve health outcomes for the benefit of society. Kumsal joined Elsevier as CEO in February 2019 from Elsevier’s parent company, RELX, an R&D-driven FTSE 20 company and global provider of information-based analytics, data services and decision tools. Since 2004, Kumsal has held multiple management positions in the Exhibitions, Legal and Risk divisions, including as Chief Strategy Officer of RELX. Kumsal also chairs the Technology Forum at RELX responsible for technology, risk management and cyber security strategy across RELX, and oversees the coordination of 9,000 technologists and data scientists. Prior to joining RELX, she spent several years at Bain & Company in their New York, Los Angeles, Johannesburg and Sydney offices. Kumsal earned an MBA from Harvard Business School and is a graduate of the University of California, Berkeley, where she received a bachelor’s degree in Economics with honours.

Women at Clarivate rated their CEO a B+

Women at Elsevier rated their CEO an A+

Diverse Employees at Clarivate rated their CEO an A+

Diverse Employees at Elsevier rated their CEO an A+




At Clarivate, employees in the Business Development department rate Jerre Stead the highest. According to employees, Jerre Stead's ability to drive business results is Excellent. At Elsevier, the Legal department's employees rate their CEO highest. And, 100% of Elsevier's employees approve of their CEO's management style.