AeroLeads people directory · profile

Theo Mandel, Ph.D. Email & Phone Number

Senior User Experience Researcher, Expert Litigation Consultant at Interface Design and Development, LLC
Location: Scottsdale, Arizona, United States 11 work roles 3 schools
1 work email found @coolhotnot.com 1 phone found area 801 LinkedIn matched
✓ Verified May 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 1 phone

Work email t****@coolhotnot.com
Direct phone (801) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Interface Design and Development, LLC
Role
Senior User Experience Researcher, Expert Litigation Consultant
Location
Scottsdale, Arizona, United States

Who is Theo Mandel, Ph.D.? Overview

A concise factual answer block for searchers comparing this professional profile.

Quick answer

Theo Mandel, Ph.D. is listed as Senior User Experience Researcher, Expert Litigation Consultant at Interface Design and Development, LLC, based in Scottsdale, Arizona, United States. AeroLeads shows a work email signal at coolhotnot.com, phone signal with area code 801, and a matched LinkedIn profile for Theo Mandel, Ph.D..

Theo Mandel, Ph.D. previously worked as Founder and Principal at Interface Design And Development, Llc and Software Expert Litigation at Multiple Lawsuits Since 2011. Theo Mandel, Ph.D. holds Doctor Of Philosophy (Ph.D.), Cognitive/Quantitative Psychology from University Of Colorado Boulder.

Company email context

Email format at Interface Design and Development, LLC

This section adds company-level context without repeating Theo Mandel, Ph.D.'s masked contact details.

{first}@coolhotnot.com
86% confidence

AeroLeads found 1 current-domain work email signal for Theo Mandel, Ph.D.. Compare company email patterns before reaching out.

Profile bio

About Theo Mandel, Ph.D.

I am a user experience (UX) design and user research expert with over 40 years of experience in various domains, including banking, payments processing, education, healthcare, and e-commerce. I have a PhD in Cognitive Psychology and have written two books on software user interface design and usability. I am passionate about creating and improving products that are user-friendly, accessible, and engaging.I founded Interface Design and Development (IDD) in 1993, a consultancy that provides UX design, user research, usability testing, and expert witness services to clients worldwide. I have served as an expert witness in multiple software litigation cases since 2011, leveraging my extensive knowledge and experience in software design, online consumer behavior, deceptive software design, and website, application, and mobile app usability.

Listed skills include User Experience, Usability Testing, User Interface Design, Usability, and 36 others.

Current workplace

Theo Mandel, Ph.D.'s current company

Company context helps verify the profile and gives searchers a useful next step.

Interface Design and Development, LLC
Interface Design And Development, Llc
Senior User Experience Researcher, Expert Litigation Consultant
11 roles · 28 years

Theo Mandel, Ph.D. work experience

A career timeline built from the work history available for this profile.

Founder And Principal

Current
Interface Design And Development, Llc

Founded Interface Design and Development (IDD) in 1993 to provide consulting, education, and seminars on software and Web user experience design and usability. 20 years of experience has made IDD a well-know and well-respected consultancy. IDD helps startups, companies and software developers review, design, and evaluate the user experience and usability.

Jan 1993 - Present

Software Expert Litigation

Current
Multiple Lawsuits Since 2011

I have served as an expert in multiple software deceptive/fraudulent website, software patent and software licensing lawsuits. With 37 years in the field and author of multiple books, I offer a wide range of experience in software litigation.

2011 - Present ~15 yrs 4 mos

Lead Senior Ux Researcher

Herndon, Virginia, US

Senior UX Research Lead at Stride (formerly K12). I lead a research team conducting generative and evaluative research on a new high school and young adult learner platform to allow them to pursue careers, learning paths, courses, and certifications to ultimately connect with employers for internships and jobs. Worked directly with company executives to.

Nov 2021 - Dec 2022

Lead Senior Ux Researcher

Chandler, Arizona, US

  • Lead UX Researcher at Keap. Keap is a CRM, sales and marketing automation SaaS platform that serves over 30,000 small business and over 100,000 users. As the Lead UX Researcher, I conducted user research on Keap's web.
  • Conducting UX research of new onboarding and first-time-use experiences
  • Conducting UX research on overhauled information architecture and navigation design
  • Researching and implementing new research tools
May 2021 - Oct 2021

User Experience Research Consultant

London, GB

Conduct usability research and evaluation of educational software for Pearson Education. Work with K-12 teachers, students and parents to evaluate web, tablet and mobile Pearson products. Methodologies include lab testing and moderated/un-moderated remote usability evaluations.Updated and designed usability labs for Pearson Education.

2011 - 2016 ~5 yrs

User Experience Design & Usability Research Consultant

San Jose, CA, US

User Experience Design and Research Consultant at PayPal. User research, design, prototyping and user testing of consumer and merchant user experiences on PayPal.com. Working in Agile, Lean UX environment creating responsive designs for PayPal experiences on desktops, tablets and mobile devices.

Jan 2011 - Jan 2014

User Interface Design Consultant

Emscharts, Inc

Conducted user research (rode in Air Rescue helicopter) on current software use. Designed and prototyped new version of mobile patient charting and data collection system.

Jan 2010 - Jun 2010

Usability Architect (Consultant)

US

I was the usability and user interface design architect for strategic corporate-wide software initiatives within UnitedHealth Group (UHG), one of the largest healthcare insurance companies in the USA. Created a new user experience strategy, architecture and user interface for enterprise applications in healthcare case management and insurance systems.

2005 - 2009 ~4 yrs

Healthcare Advisory Committee Chairman

World Usability Day 2007

The Usability Professionals’ Association (UPA) has announced World Usability Day 2007 will take place on November 8, 2007. This year’s focus will be on healthcare. World Usability Day was founded in 2005 with a mission to increase the public's awareness of the need to make the services and products important to human life easier to access and simpler to.

Jan 2007 - Nov 2007

Co-Founder And Chief Usability Officer (Cuo)

Catalis Health

Co-founder of ReCare, Inc. (now Catalis Health), a medical software company, and served as the company's Chief Usability Officer (CUO) from 1998 - 2000. The PC tablet-based system created a paperless electronic medical record for the patient, while providing the physician with specialty-specific information, with the ability to cross reference.

1998 - 2000 ~2 yrs

Senior User Interface Design Architect

Armonk, New York, NY, US

Member of IBM's Advanced Common User Access (CUA) Architecture staff. Conducted research, design, prototyping, testing, and publication of IBM's software user interface architecture. Created prototypes, interface guidelines and interface widgets/controls for Windows, OS/2, and OSF/Motif (Unix), software development tools, and key strategic products.

Nov 1982 - Mar 1993
3 education records

Theo Mandel, Ph.D. education

Doctor Of Philosophy (Ph.D.), Cognitive/Quantitative Psychology

University Of Colorado Boulder

Master Of Arts (M.A.), Cognitive/Quantitative Psychology

University Of Colorado Boulder

B.A., Psychology

Miami University
FAQ

Frequently asked questions about Theo Mandel, Ph.D.

Quick answers generated from the profile data available on this page.

What company does Theo Mandel, Ph.D. work for?

Theo Mandel, Ph.D. works for Interface Design and Development, LLC.

What is Theo Mandel, Ph.D.'s role at Interface Design and Development, LLC?

Theo Mandel, Ph.D. is listed as Senior User Experience Researcher, Expert Litigation Consultant at Interface Design and Development, LLC.

What is Theo Mandel, Ph.D.'s email address?

AeroLeads has found 1 work email signal at @coolhotnot.com for Theo Mandel, Ph.D. at Interface Design and Development, LLC.

What is Theo Mandel, Ph.D.'s phone number?

AeroLeads has found 1 phone signal(s) with area code 801 for Theo Mandel, Ph.D. at Interface Design and Development, LLC.

Where is Theo Mandel, Ph.D. based?

Theo Mandel, Ph.D. is based in Scottsdale, Arizona, United States while working with Interface Design and Development, LLC.

What companies has Theo Mandel, Ph.D. worked for?

Theo Mandel, Ph.D. has worked for Interface Design And Development, Llc, Multiple Lawsuits Since 2011, Stride, Inc., Keap, and Pearson Education.

How can I contact Theo Mandel, Ph.D.?

You can use AeroLeads to view verified contact signals for Theo Mandel, Ph.D. at Interface Design and Development, LLC, including work email, phone, and LinkedIn data when available.

What schools did Theo Mandel, Ph.D. attend?

Theo Mandel, Ph.D. holds Doctor Of Philosophy (Ph.D.), Cognitive/Quantitative Psychology from University Of Colorado Boulder.

What skills is Theo Mandel, Ph.D. known for?

Theo Mandel, Ph.D. is listed with skills including User Experience, Usability Testing, User Interface Design, Usability, User Interface, User Experience Design, Design Strategy, and User Research.

Find 750M verified contacts

Search by job title, company, industry, location, and seniority. Export verified B2B contact data when you need it.