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 |
Tycho Peterson | JP Morgan |
Vijay Kumar | Evercore |
Dan Arias | Stifel |
Doug Schenkel | Cowen |
Puneet Souda | SVB Leerink |
Derrick Brown | Bank of America Merrill Lynch |
Dan Brennan | UBS |
Good morning, ladies and gentlemen, and welcome to the Thermo Fisher Scientific 2021 First Quarter Conference Call. At this time, all participants are in a listen-only mode. After the speakers' presentation, there will be a question-and-answer session. [Operator Instructions] Please be advised that today’s conference is being recorded. I would now like to introduce our moderator for the call, Mr.