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Perrin Beatty

Ottawa
As seen in: MSN Canada, MSN Money Canada, Nature, CNBC, The Globe and Mail, The Hill, The Toronto Star, Flipboard, National Post, Yahoo and
Director and business advisor. Past President and CEO, Canadian Chamber of Commerce (2007-2024). Former MP and Cabinet Minister and President of CBC. Citizen.
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Articles

In Ankara, Trump May Not be NATO’s Biggest Problem

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By Perrin Beatty, Fen Osler Hampson
| Policy Magazine Verified
NATO Secretary General Mark Rutte and President Donald Trump in the Oval Office/WH By Perrin Beatty and Fen Hampson July 3, 2026 On July 6th and 7th, NATO leaders will gather at the presidential palace in Ankara for their annual summit. As at every heads-of-government meeting at which the United States is present these days, all eyes will be on Donald Trump. Will he berate his fellow leaders for refusing to support the United States in its Iranian misadventure?
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Carney Year Two: Now for the Hard Part

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By Perrin Beatty
| Policy Magazine Verified
Mark Carney and Donald Trump in their first Oval Office meeting, May 6, 2025/WH By Hon. Perrin Beatty May 2, 2026 While he generally avoids the type of self-congratulation that overflows the Oval Office, Mark Carney could be forgiven a moment of satisfaction a year after his election. In that time, Carney has revived a political brand that had come perilously close to extinction.
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Predicting clinically significant prostate cancer with or without digital rectal exam and MRI data using ClarityDX Prostate models

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By Robert J. Paproski, Adam Kinnaird, Adrian S. Fairey, Leonard S. Marks, Christian P. Pavlovich, Sean A. Fletcher, Roman Zachoval, Jiří Stejskal, Armen Aprikian, Christopher Wallis, Desmond Pink, Catalina Vásquez, Perrin Beatty, John Lewis, M. Eric Hyndman, Vanda Adamcova
| Nature Verified
Abstract This prognostic study created optimized ensembles of calibrated random forest models to predict clinically significant prostate cancer (csPCa, grade group ≥2 PCa) using total prostate-specific antigen (PSA), free PSA, negative biopsy status, and age, with or without DRE and MRI data. Observational data were aggregated from cohorts in six organizations in Canada, the USA, and Czechia. Prostate biopsies were performed between 2009 and 2024.
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