SPEAKER

Diane
Costigan
Director of Coaching & Well-Being
Winston & Strawn

Diane Costigan serves as Winston & Strawn’s Director of Coaching and Well-Being. As a seasoned executive and career coach, Diane works with all levels of attorneys and senior professional staff to drive performance

and career related goals. Whether designing a coaching intervention at critical career points, such as a lateral integration or role elevation, creating strategies for identified areas for improvement, or simply providing support for a real-time challenge, Diane creates a culture of coaching and well-being that aligns the firm’s business objectives with individual career and performance goals. Prior to joining Winston & Strawn, Diane was a partner and head of the coaching practice for a nationally recognized legal talent management consulting firm serving Global 100 law firms. She also spent ten years at a Global 100 law firm overseeing professional development, recruiting, legal personnel, and diversity.


Diane was elected as a Trusted Advisor by the Professional Development Consortium. She has a certificate in Organizational and Executive Coaching from NYU and is an Associate Certified Coach (ACC) with the International Coaching Federation. She is also an Integrative Nutrition Health Coach (INHC) through the Institute for Integrative Nutrition, and a certified Emotional Freedom Technique (EFT/Meridian Tapping) practitioner. Diane earned her M.A. in Organizational Psychology from Columbia University, and B.A., cum laude, Phi Beta Kappa, from the College of the Holy Cross.

Publications & Speaking Engagements Diane is a prolific writer and frequent speaker on talent development in the legal services industry. She has been quoted in Forbes, Law360, and Law Practice Magazine.

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