Our Experts’ Insights into Product Research Methods, Tools and Trends

 

A selection of our published work on important topics in product testing. Click on the article title to get a pdf version of the piece.
Paper

The 9-point Hedonic Scale – David Peryam’s Early Papers

P&K founder Dr. David R. Peryam’s early papers on the most widely used sensory scale in the world.

Paper

The Effect of Attribute Questions on Overall Liking Ratings

Comparing questionnaire designs: What combination of questions yields optimal results in product testing?

Paper

Use of Just About Right Scales In Consumer Research

JAR Scales are useful tools – when used in conjunction with rigorous statistical analysis.

Paper

A Comparison of LAM, 11pt & Traditional 9pt Scales

Is one scale better than the other at measuring consumer liking?

Paper

Conducting Sensory Research with Children

Understanding best practices when testing children’s products.

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Evaluating Rating Scales for Sensory Testing with Children

What is the best scale to use when conducting sensory testing with children? Our in-depth comparative review provides answers.

Paper

Food Preference among the Elderly

Food marketers and product developers must understand how age affects sensory perception, food preference, and consumption so they can meet the needs of the expanding mature market.

Posters

Our detailed posters serve as both valuable reference guides and informative learning tools. For copies, simply click on the desired thumbnail and supply your contact information. Our team will send your chosen posters the next business day.

Poster

P&K Variable Influence Analysis (VIA)

Poster

Proto-Monadic vs. Sequential Monadic Designs in Consumer Research

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When Do Attribute Ratings Affect Overall Liking Ratings

Poster

Assessing Variability in Product Quality

Poster

Impact of Value Perceptions and a Product Reward Option on Product Evaluations

Poster

Multi-Block Hellinger Analysis for Creating Perceptual Maps from CATA Questions