Faculty and Staff

All faculty members have excellent academic credentials and significant business experience in sales and marketing. At the present time, our instructors teach seven different classes in multiple sections to accommodate the programs rapid growth. The faculty has deep expertise in marketing, sales, finance, communications, sales technology, leadership, organization development, strategic planning, consulting and general management.

Faculty and Staff


Executive in Residence

Charlie received his MBA from DePaul and will complete his PhD in Experimental Psychology in 2018. Charlie has been an adjunct professor for DePaul since 2009 and joined the facualty full time in August 2017.


Manager of Student and Alumni Engagement

MaryAnn has a passion for connecting others to resources- both human and practical- and enjoys doing so through her role as the program Manager for Student and Alumni Engagement. She serves as an advocate to help students navigate Sales Leadership courses and events, provides sales specific mock interview and resume practices, and passes along career and internship opportunities.

Originally from tropical Northeast Iowa, MaryAnn brings an abundance of Higher Education/Student Affairs experience to the Center with a Masters in College Student Personnel from the University of Tennessee...

Deirdre photo.jpg

Program Partner Director

Deirdre brings over thirteen successful years in sales to her position. She has worked in the telecommunications industry in distribution and in marketing services. Her passion for sales and marketing brought her to the Center for Sales Leadership where her knowledge of the corporate world has helped shape her position.

Deirdre has her B.A. degree from DePaul University in International Business and Marketing and is currently working on a master’s degree in Marketing Analytic's.

Contact Deirdre at deirdre.laverdiere@depaul.edu


CSL Executive Director and Associate Professor

Business Experience: Healthcare/Medical Device, Consulting, Automotive and Consumer Goods. Lecture Topics: Strategy, Sales Effectiveness, Sales Process, Communication, Coaching, and CRM/Sales Technology


CSL Co-Founder and Adjunct Professor

From entrepreneurial ventures to Fortune 500 companies, Clancy Ryan has earned the reputation as a leader and innovator in sales, finance and technology. Clancy currently serves as Chief Revenue Officer for Punchkick Interactive after many years as the Vice President of Sales for the publicly traded firm Glu Mobile. During his career, he has managed sales teams...


CSL Co-Founder and Executive In Residence

Business Experience: P&G, Polaroid, Ocean Spray, Quaker Oats, Glendinning Consulting

Lecture Topics: CRM Effectiveness, Category Management, Consumer Motivation, Household Management


CSL Co- Founder and Director of Curriculum

D. Joel Whalen teaches at DePaul University’s Center for Sales Leadership. 20 brilliant DePaul University instructors teach his Effective Business Communication class. Joel has received business and teaching awards. He wrote Professional Communications Toolkit (Sage, 2006) and 4-Second PowerPoint Slides (Spenser & McGee, 2015). He teaches online at Hit-Play.net.


Society for Marketing Advances

Congratulations to Dr. Joel Whalen for receiving the 2017 Marketing Education Reviewer of the Year.

The Society for Marketing Advances (SMA) is a premier marketing association that hosts an annual conference that brings together marketing educators and professionals from throughout the United States and abroad.


Charlie Drehmer Recognized with Dan Seiden Award

The Dan Seiden Award is named for a long-time Marketing professor. Dan worked in Chicago marketing research back when statistics were calculated by a phalanx of accountants working adding machines. He taught at DePaul for over 35 years.

Charlie was selected by the College Teaching Committee and Dean Ray Whittington.


The Center for Sales Leadership is committed to supporting the individual ambitions of students and providing unique resources to enable their success. CSL offers engaging class, self-development programs, and an extensive community of alumni, partners, and peers that prepare students to write their own exceptional stories in a rapidly changing world.

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    DePaul University Center for Sales Leadership

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