Rafael Tejada | Vice President-Investor Relations |
Marc Casper | Chairman, President and Chief Executive Officer |
Stephen Williamson | Senior Vice President and Chief Financial Officer |
Jack Meehan | Nephron Research |
Patrick Donnelly | Citi |
Dan Arias | Stifel |
Derik De Bruin | Bank of America |
Luke Sergott | Barclays |
Vijay Kumar | Evercore |
Dan Brennan | Cowen |
Tejas Savant | Morgan Stanley |
Good morning, ladies and gentlemen, and welcome to the Thermo Fisher Scientific 2021 Fourth Quarter Conference Call. My name is Katie, and I'll be coordinating your call today. [Operator Instructions] I would like to introduce our moderator for the call, Mr. Rafael Tejada, Vice President, Investor Relations. Mr.