Leslie is a partner in Kirkland’s New York office. Her practice focuses on patent and trade-secret litigation. Leslie has substantial trial experience, and since 2019, has represented clients in IP litigations that resulted in jury verdicts of over $1.8 billion in damages and the entry of several permanent injunctions. Leslie’s practice involves a wide range of technologies, including pharmaceuticals, chemicals, medical devices, semiconductors, mobile devices, software, batteries, and oil and gas technology. Leslie also has experience with appellate litigation before the Federal Circuit and has argued before the Seventh Circuit. Leslie is a consistent recipient of Kirkland’s Pro Bono Service Award, and currently supervises the veterans benefits program in the New York office.

Leslie was named to the “40 & Under Hot List” by Benchmark Litigation in 2020–2022. She was recognized as a 2019 “Rising Star” in Intellectual Property Litigation by IPLaw360. She was also included in IPLaw360’s “Legal Lions” feature in February 2020 for her work for Motorola Solutions.


Thought Leadership


“Does Nautilus Avoid the ‘Zone of Uncertainty?’” ABA News & Development, 6/20/2014


“40 & Under Hot List,” Benchmark Litigation, 2020–2022

Recipient, Kirkland & Ellis LLP Pro Bono Service Award 2008–2010, 2012–2015, 2017

“Legal Lion,” Law360, August 2016, January 2018, June 2018


Admissions & Qualifications

  • 2008Massachusetts
  • 2009District of Columbia
  • 2010New York


  • United States Court of Appeals for the Federal Circuit
  • United States Court of Appeals for the Second Circuit
  • United States Court of Appeals for the Seventh Circuit
  • United States District Court for the District of Massachusetts
  • United States District Court for the Southern District of New York
  • United States District Court for the Northern District of Florida
  • United States Court of Appeals for Veterans Claims


  • English
  • French


  • Boston College Law SchoolJ.D.cum laude2008

    Boston College Law School Alumni Association Award

    Editor in Chief of the Law and Religion Program

  • University of Notre DameB.S., Chemistrycum laude2004