Expertise
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Practice Areas:
- Bar Admissions:
- Education:
- University of Western Ontario (1994) LLB
- University of Toronto (1989) BSc (Psychology)
- Harvard University (2022) Certificate in Mediating Disputes
Details
- Bio
- Cases
- Associations
- Blog Posts
- News & Media
- Publications & Presentations
- Recognition
Risa M. Kirshblum (she/her)
"She is persistent, tireless and an excellent trial strategist." — Chambers Canada
Risa co-heads the firm’s Professional Liability and Regulation group, with a particular focus on the practice in the defence of physicians. Her health law practice encompasses civil litigation and regulatory matters. Balancing skillful strategy with seasoned counsel, Risa regularly provides advice in many contexts in which legal issues arise in medical practice.
Risa is experienced in resolving complex disputes by negotiation, mediation, and arbitration. Risa recently completed the Mediating Disputes course at Harvard University’s Program on Negotiation.
Risa frequently presents in continuing legal education programs for organizations such as the Law Society of Upper Canada and The Advocates' Society. She has also presented in continuing education programs for a variety of medical organizations.
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Huma v Mississauga Hospital and Queensway Health Centre (Trillium Health Partners)
Successful in enforcing a settlement agreement against multiple Plaintiffs.
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Counsel to a physician in a case involving a perforated bowel during a hysterectomy. The case was dismissed on consent without costs after two weeks of trial
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Counsel to the defendant physician in a jury trial regarding the quantum of damages in a medical negligence relating to the management of shoulder dystocia.
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RBC Dominion Securities Inc v Merrill Lynch Canada Inc
Counsel to RBC on injunction, trial, appeal and at the Supreme Court of Canada in respect of an action against departing investment advisors for a competitor.
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IMP Group Ltd v Skyservice Business Aviation Inc
Counsel to a group of employees in a dispute with their former employer in relation to their resignations and subsequent employment with another company.
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McCarthy v Canadian Red Cross Society
Counsel to the Trustee of the settlement fund created following the settlement of a class action brought against the Red Cross Society surrounding tainted blood.
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Counsel to the appellants in an appeal from a trial decision in which the trial judge refused to deduct statutory severance under the Employment Standards Act from an award of damages for wrongful dismissal. The appellant was successful in overturning this aspect of the judge's decision, and this became a leading case on this issue.
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The Advocates' Society
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Canadian Bar Association
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Ontario Bar Association
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Who’s to Blame? Apportioning Liability in Civil Jury Trials
When one person negligently causes an accident, the law is clear about their responsibility. But when negligence acts on the part of a number of different parties combine to create a single accident, how should responsibility for that accident be apportioned between them? This was recently addressed by the Ontario Court of Appeal in its recent decision in Parent v Janandee Management Inc.
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The Complexities of Summary Judgment under Simplified Procedure
Rule 76 of the Rules of Civil Procedure provides a set of simplified rules for use in smaller and, in theory, less complicated matters. However, exactly how those rules apply in certain contexts is not always apparent. In Singh v Concept Plastics Limited, the Ontario Court of Appeal recently addressed the challenges of summary judgment motions in the context of the simplified rules.
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Chambers Canada Recognizes Lenczner Slaght’s Deep Bench of Expert Litigators
Canada’s leading litigation firm continues to advance their position in the latest edition of the world-renowned directory.
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Lenczner Slaght Litigators Recognized as the Best Lawyers in Canada
In the 2025 edition of Best Lawyers in Canada, Lenczner Slaght is proud to receive 168 total rankings, with 45 of our expert litigators recognized for their expertise across 25 practice areas.
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Risa Kirshblum Recognized for Excellence in Mentoring
Lenczner Slaght is proud to announce that Risa Kirshblum is the 2024 recipient of The Eric Hoaken Excellence in Mentoring Award, to be presented at The Advocates’ Society End of Term Dinner on June 26, 2024.
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The 2024 Lexpert Directory Recognizes Lenczner Slaght’s Litigation Excellence
Lenczner Slaght’s litigators continue to be recognized by their peers as the foremost practitioners in their fields.
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Chambers Canada Recognizes Lenczner Slaght as a Top-Tier Litigation Firm
Canada’s leading litigation firm and its expert litigators continue to be recognized by world-renowned directory, Chambers & Partners.
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Lenczner Slaght Litigators Recognized as Best Lawyers in Canada
In the latest edition of Best Lawyers in Canada, 41 of our expert litigators are recognized for their expertise across 24 practice areas. The following lawyers have also been recognized as “Lawyer of the Year” for receiving the highest overall peer-feedback in their practice areas in Toronto.
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Lenczner Slaght’s Litigation Excellence Recognized in 2023 Lexpert Directory
Following comprehensive peer review surveys and interviews with senior members in the legal profession, the 2023 Canadian Legal Lexpert Directory has recognized 31 of the firm’s expert litigators for their experience, knowledge, and precision, with 108 rankings spanning 17 practice areas.
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Lenczner Slaght Ranked Band 1 in Chambers Canada for 5th Consecutive Year
Canada’s leading litigation firm and its expert litigators continue to be recognized in the latest edition of world-renowned directory, Chambers & Partners.
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Lenczner Slaght Litigators Recognized Among the Best Lawyers in Canada
In the latest edition of Best Lawyers in Canada, 39 of our expert litigators are recognized by their peers for their expertise across 24 practice areas.
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The 2022 Lexpert Directory Recognizes Lenczner Slaght’s Litigation Excellence
31 of our expert litigators are recognized by their peers as the foremost practitioners across 18 fields.
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Clinical Negligence, Liability Claims and Litigation
Risa Kirshblum was invited to OsgoodePD's Clinical Risk, Negligence and Claims Management in Healthcare Certificate Program. Risa will share her expertise on the litigation process for medical malpractice and liability claims, and defence mitigation strategies including the importance of consent, documentation and health records, preservation of evidence, and more.
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45th Annual Intensive Trial Advocacy Workshop (ITAW)
Risa Kirshblum, Sana Halwani, and Jonathan Chen participated as instructors at the 45th Annual Intensive Trial Advocacy Workshop (ITAW), hosted by Osgoode Professional Development. This program gathered over 100 experts in advocacy skills training and guest speakers who are active members of the Bench and Bar. Attendees had the opportunity to develop and refine their advocacy skills.
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Examining and Cross-Examining Experts
Risa M. Kirshblum and Dena N. Varah were invited to present at The Advocates' Society's annual program on Examining and Cross-Examining Experts, which explored the ethical and practical issues relating to expert evidence, from deciding whether to retain an expert to qualifying and examining witnesses at trial.
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Clinical Risk, Negligence and Claims Management in Health Care
Risa M. Kirshblum was invited by Osgoode PD to share her expertise on Module 3 of their program, Clinical Negligence, Liability Claims and Litigation. She shared her expertise on medical malpractice and liability claims, the litigation process, and defence best practices and mitigation strategies.
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44th Annual Intensive Trial Advocacy Workshop
Lawrence E. Thacker, Risa M. Kirshblum. Sana Halwani, and Jonathan Chen were invited to share their expertise at Osgoode Professional Development's 44th Annual Intensive Trial Advocacy Workshop.
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Examining and Cross-Examining Experts
Risa M. Kirshblum is co-chairing The Advocates' Society's annual program on Examining and Cross-Examining Experts. The program will explore practical issues relating to expert evidence and offer winning strategies on how to choose, use, prepare, examine and challenge expert witnesses.
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Clinical Risk, Negligence and Claims Management in Healthcare
Risa M. Kirshblum was invited to share her expertise at OsgoodePD's Clinical Risk, Negligence and Claims Management in Healthcare Certificate Program. Risa discussed the litigation process and defence best rractices/mitigation strategies.
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Advanced Questioning Techniques: Effective Cross Examinations
Risa M. Kirshblum will be sharing her expertise at OsgoodePD's certificate program on Oral Advocacy. Risa will present on "Advanced Questioning Techniques: Effective Cross Examinations".
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Mastering Examinations-in-Chief
Risa M. Kirshblum was invited to share her expertise at OsgoodePD's program on Mastering Examinations-in-Chief.
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43rd Annual Intensive Trial Advocacy Workshop
Risa M. Kirshblum was invited to Osgoode Professional Development's 42nd Annual Intensive Trial Advocacy Workshop as expert faculty.
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Best Lawyers in Canada (2014-2025)
Health Care Law, Medical Negligence, Professional Liability (2017)
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Best Lawyers in Canada (2018)
Toronto "Lawyer of the Year" in Medical Negligence
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Best Lawyers in Canada (2020, 2023, 2025)
Toronto "Lawyer of the Year" in Health Care Law
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Canadian Legal Lexpert® Directory (2012-2024)
Medical Negligence (Most Frequently Recommended), Professional Liability (Most Frequently Recommended)
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Chambers Canada (2020-2025)
Healthcare: Contentious (Nationwide – Canada)
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Lexpert Guide to the Leading US/Canada Cross-Border Lawyers in Canada (2018-2019)
Dispute Resolution
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Lexpert Special Edition: Canada's Leading Health Sciences Lawyers (2021)
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The Eric Hoaken Excellence in Mentoring Award (2024)