Our Team

Stephanie Rosenbaum

Stephanie Rosenbaum is TecEd’s CEO. Under her direction, TecEd has evolved to its current role as a leader in user experience, supporting  products in technology, healthcare, e-commerce, mobile, and other industries with user research and UI design.

Stephanie has spearheaded usability and user experience projects for Varian Medical Systems, Google, the Washington Health Benefit Exchange, Ford Motor Company, Epocrates, American Academy of Ophthalmology, Philips Healthcare, ADP/Advanced MD, AlertWatch, and BlueCross/BlueShield. She regularly delivers presentations and workshops for the User Experience Professionals’ Association (UXPA), ACM SIGCHI (Computer Human Interaction), and the Human Factors and Ergonomics Society.

A Fellow of the Society for Technical Communication, Stephanie received the STC’s 2011 Rainey Award for Excellence in Research, and was awarded an IEEE Millennium Medal in 2000. Stephanie’s many publications include an invited chapter on “The Future of Usability Evaluation” in Maturing Usability. With Chauncey Wilson, she contributed a chapter to Cost-Justifying Usability: An Update for the Internet Age.

 Cynthia Zimber

TecEd’s Vice President of Business Development, Cynthia Zimber, has more than twenty years of experience in Fortune 1000 technology and software channel sales management, as well as marketing and business development for both established and startup companies. Following a career in retail and consumer marketing management roles, she entered the technology solutions arena in Silicon Valley and led national sales teams for software developers. As a business consultant, Cynthia provided sales and marketing expertise to technology solutions companies in diverse categories, including content and document management, call center solutions, programming tools, mobile platform application development, and search engine, portal, community and email marketing. Cynthia has also worn the hat of entrepreneur and has co-founded several consumer product and online companies.

From experience shipping a product that buyers could not easily assemble, she was able to fully appreciate the value of incorporating end-users in the early design phase. Usability testing with target consumers would have saved time and money winning back frustrated customers!

User Experience Practitioners

Larry Rusinsky

A senior consultant with over 25 years of experience in usability, information architecture, user interface design, web accessibility, and technical writing. With an MS from the University of Michigan School of Information, Larry specializes in the organization, accessibility, and usability of information. His TecEd clients have included the American Academy of Ophthalmology, Alltel, Cisco Systems, Comcast, eBay, Google, IEEE, Juniper Networks, LexisNexis, McGraw-Hill, the National Center for Integrative Biomedical Informatics (NCIBI), PayPal, ShotSpotter, Standard Register, Trend Micro, Varian Medical Systems, and VMware.

Prior to joining TecEd in 2004, Larry was a senior information architect with Argus Associates, Inc., where his clients included 3Com, DaimlerChrysler, Ford Motor Company, IBM Software, Morningstar, Motorola, and the Weather Channel. Larry was also a user interface designer and product manager with Personal Bibliographic Software. Larry’s most memorable projects had him conducting card sorts with NASCAR fans of Ryan Newman, designing the user interface for a gunshot detection and location system, designing the interface for an iPad medical application, and visiting auction sellers in their homes to investigate how they create and upload images of the items they sell.

Jason Withrow

The newest addition to the TecEd team, Jason is a highly experienced UX practitioner, business analyst, web developer, project manager, and educator.  He has over 18 years of experience in the industry, in positions ranging from information architect to senior business analyst to project manager / team lead.  He has worked on projects for over one hundred companies and organizations, including Becton Dickinson, Owens Corning, Mercedes-Benz, the M Den, Stanford Engineering, and numerous schools at the University of Michigan.

Jason is also a faculty member in the Web Design & Development program at Washtenaw Community College (WCC), chairs the Digital Media Arts Department at WCC, and has taught graduate-level user experience courses at the University of Michigan.  His undergraduate courses cover a wide variety of topics, ranging from user experience and business analysis to web marketing and analytics.  He has also facilitated workshops and training sessions for a variety of companies and organizations.

Jason’s educational background includes an MSI (Master of Science in Information) from the University of Michigan and a Master’s degree in Psychology from the University of Akron.

Susanne Jul, PhD

Susanne Jul has been a regular contributor to TecEd since 2004. A creative and insightful user experience researcher and designer with more than twenty years of practice, she integrates ethnographic, contextual, and survey research methods with iterative development techniques such as participatory design, rapid prototyping, and agile development to produce user interface designs that meet users’ needs while accommodating engineering constraints.

Susanne’s diverse portfolio of past projects includes designing and facilitating a series of two-day requirements elicitation workshops for a national super computing network, directing user research and design of operational and scientific user interfaces for a national oceanographic data collection and dissemination system, and user research and design of an SMS-based reporting system for village health workers in Cambodia. She has worked with of business, non-profit, and research institutions, including Autodesk, Cisco Systems, Deloitte & Touche, InSTEDD, the American Red Cross, the San Diego Supercomputer Center, and Scripps Institute of Oceanography. Susanne holds a PhD in Computer Science (specializing in human-computer interaction) from the University of Michigan and a BA in Theatre Arts from the University of Minnesota.

Mary Jane Northrop

Mary Jane has been associated with TecEd since 1982. She brings more than 20 years of experience in usability, user interface design, information architecture, Web metrics and analytics, interactive marketing, and technical communications and development. Her clients include companies such as Google, eBay, VeriSign, Cisco, Xerox, Compuware, Hewlett Packard, Comerica, Hunter Douglas, Godiva, Best Cellars, TableTopics, and SuperCoolTunes.

Mary Jane taught at the University of Michigan for 8 years in the School of Engineering and the School of Information and developed a graduate-level course in Document Design as well as contributed to the development of the Freshman Introduction to Engineering course and the senior-level Technical Communication/Software Engineering combo course. All of the UM classes introduced students to usability concepts by requiring formal testing of design concepts. Mary Jane also developed a 2-day usability course for the University of Michigan’s School of Information’s Professional Engagement Program. Mary Jane holds a BS in Computer Science from Eastern Michigan University and an MS in Technical Information Design and Management from the University of Michigan.

 Carol Righi, PhD

Carol has been a practitioner of user experience and user-centered design for more than 20 years, and has been associated with TecEd since 2005. She has planned, managed, and conducted extensive customer research studies and design efforts, including TecEd research projects for Intuit, Cisco Systems, Seagate, LexisNexis, and Google. Her past positions include Director of User Experience for Perficient and Manager of Usability for IBM Personal Software Products division.

A member of the UXPA and ACM SIGCHI, Carol serves on the editorial board of the peer-reviewed “Journal of Usability Studies” and was Usability Co-Chair for the SIGCHI 2007 conference. She also teaches a highly rated workshop on “Card Sorting for Information Architecture.” Carol is co-editor of User-Centered Design Stories and User-Centered Design: An Integrated Approach, and holds a PhD in psychology from Fordham University.

Deborah Sova

A recognized expert in user experience (UX) research and analysis, Deborah Sova has been associated with TecEd since 1979.   She is passionate about working directly with users of technical solutions and has supported clients worldwide, evaluating hardware; work processes; and the user interfaces for software, websites, mobile devices, and audio/video technology with hundreds of users.

Deborah has worked with scores of TecEd  clients, including The University of Michigan, Cisco Systems, Oregon Catholic Press (OCP), PayPal, Auto Desk, Today’s Military (for Mullen), Blue Cross Blue Shield of North Carolina, Michelin (for Campbell Ewald), Comcast, Deloitte, eBay, Ford, IEEE, Juniper Networks, Logitech, McGraw-Hill, NCAA (for J. Walter), Netscape, , Philips Medical Systems, Second to None (for Enlighten), ABN AMRO, Sun Microsystems, Thrivent Financial for Lutherans, VeriSign, Yahoo!, and others.

Deborah is a long-time member of the User Experience Professionals’ Association (UXPA) and the Society for Technical Communication (STC), and more recently, the co-founder of the Milwaukee chapter of ACM SigCHI. She holds Bachelor and Master Degrees from The University of Michigan.

In her spare time, Deborah enjoys composing and performing music, urban farming, sailing Lake Michigan and the Caribbean, camping and road-tripping in the USA, and travelling the world.

Caroline Jarrett

Caroline has been associated with TecEd since early 2005. After 13 years as a project manager of computer systems integration projects, she now focuses on “what systems are for” instead of “how systems are put together.” Caroline is an expert in evaluation and design of paper and web forms, and effective implementation of business process that includes forms. Her interest in forms has led to a parallel interest in surveys, and she is writing a book about using surveys in user experience.

A citizen of the United Kingdom and founder of Effortmark Limited, Caroline has also tutored for the Open University in Project Management and in User Interface Design and Development. She is co-author of “User Interface Design and Evaluation” (Morgan Kaufmann, 2005) and “Forms That Work: Designing Forms for Usability” (Morgan Kaufmann, 2008).

Caroline is a Fellow of the Society for Technical Communication, a Member of the Association for Project Management, a Member of the British Computer Society (Chartered Engineer) and an Associate Member of the Market Research Society. She has an M.A. in Mathematics from Oxford University and an MBA from The Open University.

 Ethan Newby, PhD

Ethan has been associated with TecEd since 1999. He specializes in statistical analysis and has been working as an independent consultant in usability for over 10 years. He performs usability evaluations, including lab and field testing, surveys, user profiles, server log analysis, and heuristic evaluations. His statistical analysis experience includes ANOVA, multiple regression and correlation, summary statistics (e.g., mean, standard deviation), non-parametric analyses (e.g., chi-square, Wilcoxon, Kruskall-Wallis), cluster analysis, and multi-dimensional scaling.

Ethan earned an undergraduate degree in psychology from the University of California, San Diego, and a PhD in cognitive psychology from the University of California, Berkeley. He currently teaches statistics in marketing research methods as an Adjunct Professor at Dominican University of California.

Ron Sova

Ron has worked with TecEd since 2004. With 15 years of experience in usability engineering, he specializes in information design, information visualization, and interaction design. Ron also has extensive experience in the areas of contextual inquiry, usability testing, prototype testing and evaluation. He has developed and taught classes in GUI Design, Application Design, and Graphic Design Tools & Methods.

Ron has been a user experience professional as an employee, contractor, and most recently as a consultant. He has worked in user experience at Compuware and American Express and has worked as a usability consultant for Compuware Software Products, American Family Insurance, Yahoo!, Juniper, and Johnson Controls.

Ron earned a BSEE from Marquette University and has studied Computer Science at UWM. He is currently finishing a degree in Communication Design at the Milwaukee Institute of Art and Design.


Suzanne Cabana

Suzanne Cabana is TecEd’s Accounting Manager. She has over 17 years experience as an accountant and auditor. Previously, she worked for Dupont, Waste Management, and the Society of Automotive Engineers. Suzanne has a Bachelor’s degree from Central Michigan University and an MBA from Eastern Michigan University.

Paul Ott

Paul joined TecEd in 1997. He has worked in desktop, server, virtualization and network design, and support for almost two decades. He has been certified as a Cisco CCNP and CCDP and is a Microsoft MCSE. Paul completed two Bachelor’s degree programs at the University of Michigan in Computer Science and Economics. He has contracted for several Fortune 500 companies and numerous small and midsize businesses over the past twenty years, and he has worked as an instructor in the Computer Science programs at two Michigan colleges. Paul now uses his extensive experience to assist TecEd and its clients with the unique technical aspects of usability studies.