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Who We Are

Founded in 1997, Usable Solutions LLC is a professional usability and human factors consultancy, dedicated to helping its clients create innovative, intuitive, approachable designs & experiences, through more complete knowledge of their users & use environments.


Based in the greater Boston metro area, Usable Solutions serves the needs of clients throughout the U.S. and abroad.

The Usable Solutions team is highly skilled and trained as Human Factors Engineers (a.k.a. Engineering Psychologists), a discipline focused on designing products through the lens of understanding user capabilities, limitations, needs, and context of use.


Karen Seidler, Ph.D.

Karen has more than 20 years of experience as a usability and human factors practitioner, successfully evaluating product & system usability, conducting user inquiry, and providing effective user-centered design solutions for consumer, business, and industrial products & systems.


Karen received her doctorate in Engineering Psychology at the University of Illinois, Champaign-Urbana.

Prior to founding Usable Solutions, Karen was usability manager at Dow Jones Interactive, Senior Scientist at the Idaho National Engineering Laboratory, and a consultant at NASA-Ames.

As a wildlife biologist before beginning her career in usability, Karen observed non-human animals in the wild and zoological habitats.  That experience has provided a unique set of skills that comes in handy for observing humans at work & play in their natural environments today!


Our Clients

Usable Solutions LLC has a proven track record of assisting global industry leaders and up-and-coming stars.  We are proud of the long-standing relationships we develop with our clients, who come back to us as their needs change, they introduce new products, or enhance existing ones.


Past & present clients include:

  • Ascensia Diabetes Care

  • Bayer Healthcare

  • Bose

  • Takeda

  • Prudential Financial

  • University of Rochester Medical Center

  • Levolor

  • The Wall Street Journal

  • PayPal

  • ​BD

  • Novartis

  • Hologic

  • VoluMetrix

  • Weight Watchers International

  • Capitol One

  • Char-Broil

  • CVS

  • And more...

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