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Northwestern University
Clinical Professor Kellogg School of Management

With a doctorate in management and organizations, Gail Berger is a clinical professor at Northwestern University in the Kellogg School of Management, McCormick School of Engineering and School of Communication and the deputy director of the Center for Executive Women at Kellogg.

Berger has more than 20 years of experience as an executive coach and leadership development expert, bringing her knowledge of talent development, conflict resolution and team dynamics to help individuals, teams and organizations. Most recently, Berger developed a program that leverages poker as a platform to help women hone their leadership skills.

Berger has won multiple teaching awards, including Instructor of the Year at Northwestern University’s School of Education and Social Policy, and has been published in leading journals. Blending her background in education, business and psychology, Berger creates a powerful teaching approach by combining purposeful reflection, candor and support to guide individuals to make lasting behavior changes.

Northwestern University
Clinical Associate Professor Kellogg School of Management

Tim Calkins is a clinical professor of marketing at Northwestern University's Kellogg School of Management where he teaches marketing strategy and biomedical marketing. He is co-academic director of the Kellogg on Branding executive education program.

Calkins has received numerous teaching awards, including the Lawrence G. Lavengood Outstanding Professor of the Year Award in 2006 and 2013, the Sidney J. Levy Teaching Award and two Kellogg Faculty Impact Awards. Calkins also received the Top Professor Award four times from the Kellogg Executive MBA Program.

Calkins works with major corporations regarding strategy and branding, including clients such as Novartis, AbbVie and Pfizer. He created the Kellogg Super Bowl Advertising Review in 2005, a program that has generated more than 5 billion media impressions during the past decade.

Family Business Consulting Group

Tom Emigh is a senior consultant with The Family Business Consulting Group, using his passion for business development and his doctoral work in organizational behavior and leadership to provide strategic guidance to individuals and family-owned businesses.

Emigh’s ability to quickly establish rapport and trust with business owners allows him to build rich, long-lasting relationships with clients and help them reach their full potential. His goal is to propel family-owned businesses to success through coaching and mentoring based on curricula he developed. Emigh brings real-world leadership experience, systems thinking and operational expertise to coaching and consulting relationships in large and small organizations.

The Nature Conservancy
Director of Executive Communications & Engagement

With more than 20 years of strategic communications experience across corporate, government and nonprofit organizations, Julie Korb currently leads executive communications and thought leadership for Arlington, Va.-based The Nature Conservancy, the world’s largest environmental nongovernmental organization. From engagements with world leaders to grassroots advocacy, she advises on how to navigate the steps toward communicating authentically and connecting with key audiences.

Korb helps executives and teams navigate communications styles in various cultures, organizational structures and environments. Currently based near Washington D.C., she has lived and worked in Asia, Europe and Latin America and trained hundreds of leaders regarding cultural intelligence, professional branding, media relations and engagement. Former clients and employers include IBM, Lockheed Martin, The Estee Lauder Companies and the U.S. government.

F.J. Dahill Co. Inc.
Former president

Jamie McAdam is former president of F.J. Dahill Co. Inc., a family-owned roofing and structural restoration company that has served New England since 1883. He began his full-time career at F.J. Dahill in 1977 and—after 17 years as a laborer, manager and vice president—he was elected president in 1994. McAdam retired in 2022.

After two terms on NRCA's board of directors and two terms as vice chairman, McAdam served as NRCA’s president from 1999 to 2000. He has been on the North/East Roofing Contractors Association board of directors for 12 terms and received its Clarence J. Carr Roofing Industry Award in 1997.

McAdam is a well-recognized member of the roofing industry in New England and nationally. He has been a speaker at 12 NRCA conventions and more than 100 educational programs. In 2007, he was the 60th recipient of NRCA's prestigious J.A. Piper Award.

Vice President of Government Relations

Duane Musser is vice president of government relations at NRCA, where he oversees and directs the association's work regarding government policy and political matters. Musser joined NRCA in January 2008 as senior director of federal affairs and assumed the responsibilities of vice president of government relations in January 2009.

Musser worked on Capitol Hill as a legislative assistant to Rep.Wally Herger (R-Calif.), a member of the House Committee on Ways and Means. While working for Herger, he handled tax, international trade, environmental and other legislative and regulatory issues.

Musser earned a Bachelor of Science degree from the Pennsylvania State University and a Master of Business Administration from George Mason University.

Kalkreuth Roofing & Sheet Metal Inc.
Vice President of Finance

Wes Nickell is the vice president of finance for Kalkreuth Roofing & Sheet Metal Inc., Wheeling, W.Va., a role he has held for more than 25 years. A certified public accountant, he graduated from West Virginia Wesleyan College, Buckhannon, with a double major in accounting and economics and received a master’s degree in business administration from Wheeling Jesuit University. Nickell worked in public accounting in the Washington, D.C., metropolitan area for seven years before moving to the private side of the industry.

In his current role, Nickell is responsible for all financial reporting for Kalkreuth Roofing & Sheet Metal and its four related companies and heads the company’s risk management initiatives. He also serves on the board of directors of The Health Plan, a Wheeling-based regional health insurance company.

Northwestern University
Associate Professor Kellogg School of Management

Loran Nordgren is a behavioral scientist, lecturer and practitioner. As a behavioral scientist, his research explores the psychological forces that propel and prevent the adoption of new ideas and actions. His research has been published in leading journals and is regularly discussed in prominent forums, such as Harvard Business Review. In recognition of his work, Nordgren has received the Theoretical Innovation Award in experimental psychology.

A former Fulbright scholar, Nordgren is an associate professor of management and organizations at the Kellogg School of Management and has twice received Kellogg’s Management Teacher of the Year award. He also was one of Poets&Quants’ 40 under 40 business school professors. In October 2020, he became the academic director for Kellogg’s Executive MBA programs. As a practitioner, Nordgren has worked with companies throughout the world regarding a wide range of behavior change problems—a process he calls behavioral design.

Hendrick, Phillips, Salzman & Siegel
Senior Partner

Stephen M. Phillips is a senior partner with Atlanta-based law firm Hendrick Phillips Salzman & Siegel P.C., focusing on legal issues pertaining to the commercial roofing industry. He served as general counsel to NRCA for more than 30 years, and was a founder of NRCA’s National Roofing Legal Resource Center. Phillips is a member of the American Arbitration Association's Commercial Panel and has served on the board of the Georgia Legal Services Program.

He has been recognized and listed in publications such as "Best Lawyers in America," The International Who's Who of Construction Lawyers, and Chambers USA America's Leading Lawyers for Business.

Before entering private law practice, Phillips worked as a congressional staff member in Washington, D.C. As an analyst in environmental policy for the Congressional Research Service, he authored several congressional studies addressing environmental issues. He earned his law degree from Emory University, Atlanta.

Maria Droste Counseling Services
Executive Director

Michael R. Shanahan is a licensed marriage and family therapist and executive director of Maria Droste Counseling Services in Quincy, Mass., a nonprofit, holistic clinic with a mission to provide low- and no-cost outpatient mental health services for clients who otherwise could not access care.

With a Master of Divinity degree from the Jesuit School of Theology in Berkeley, Calif., and post-master’s certification from the Family Therapy Training Institute in Milwaukee, Shanahan has been providing mental health counseling for adults, adolescents, couples and families for more than 25 years. He also is a trained mediator and spiritual director.

Shanahan previously managed the outpatient therapy department at a community mental health center in Minnesota. He also has counseled adolescents at an inpatient hospital and at a day treatment program for at-risk youth. Shanahan was an adjunct professor at St. Mary’s University of Minnesota, Winona, teaching a graduate course on human relations from 2003-10 and an affiliate professor at the University of Wisconsin, La Crosse, teaching in the Master of Education in Professional Development program from 2003-09.

Executive director of FEI

Tom Shanahan joined NRCA’s staff in 1989. He holds a bachelor’s degree in business administration from Creighton University in Omaha, Neb., a Master of Business Administration degree from Northwestern University’s Kellogg School of Management, Evanston, Ill., and a graduate certificate in leadership coaching from Georgetown University, Washington, D.C.

Throughout his tenure at NRCA as vice president of enterprise risk management, Shanahan was responsible for directing its risk management section and overseeing health, safety and insurance matters affecting the roofing industry. He represented NRCA to regulatory agencies such as the Occupational Safety and Health Administration and Department of Transportation, developed health and safety educational materials, and oversaw business and health insurance programs for NRCA members. During his tenure, he also directed NRCA University, the National Roofing Legal Resource Center, NRCA's international membership, state legislative and regulatory activities, and the National Roofing Foundation.

Shanahan is known for developing and delivering educational programs, including NRCA’s For Foremen Only, Levels 1 and 2; his expertise regarding roofing safety and health concerns; as a speaker, instructor and facilitator at roofing and construction industry and governmental events; and his contributions to NRCA’s Professional Roofing magazine.

Shanahan retired from his enterprise risk management role in December 2022. He continues to direct NRCA’s executive leadership programs as an independent contractor. He is the executive director of NRCA’s Future Executives Institute held at Northwestern University’s Kellogg School of Management. Also, as part of the faculty, Shanahan teaches strategic planning, coaching and risk management courses and has provided leadership coaching to more than 200 roofing contractor organizations.

Hendrick Phillips Salzman & Siegel P.C.

Philip J. Siegel, Esq., is a partner and shareholder with Atlanta-based law firm Hendrick Phillips Salzman & Siegel. He attended the University of Michigan in Ann Arbor, graduating with distinction from the School of Business Administration with a Bachelor of Business Administration degree. Siegel received his law degree from Emory University School of Law, Atlanta. He worked in the public accounting industry as a state and local tax consultant for two years before commencing his career as a construction litigation and labor/employment attorney.

Siegel’s practice focuses primarily in the areas of labor/employment law, such as defense of Occupational Safety and Health Administration citations, immigration compliance assistance, Davis-Bacon Act consulting, contract consulting and construction litigation—including representation of general contractors, subcontractors and suppliers—on a national basis.

CNA Construction
Vice President – Head of Specialized Construction

Mark Wilke is vice president at CNA Insurance, Chicago, and leads the Specialized Construction Division. With a primary focus on the construction property and casualty insurance marketplace, Wilke specializes in construction group captives, alternative risk, professional liability, pollution incident liability, and errors and omissions. His expertise and leadership are integral to navigating the complex landscape of the construction industry, ensuring clients receive tailored and effective insurance solutions.

Dedicating 14 years to CNA, Wilke has become a seasoned professional with nearly two decades of experience in construction property and casualty. A proud graduate of Drake University with a business degree in 2005, Wilke’s comprehensive understanding of the construction sector, backed by education and industry experience, positions him as a leader in providing specialized insurance solutions.


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