Roger Dooley 1109 posts 1311 comments

Ten research-based ways to optimize your profile photo or headshot to make you more attractive, persuasive, and trustworthy.

One change in negotiation tactics cause a fivefold increase in successful outcomes.

Want more trust and cooperation? New research shows that food will do that, but only if used correctly.

Reciprocity is a powerful tool in sales and marketing, and the exchange of favors are often of different magnitude.

For ecommerce conversion, confused customers are never a good thing. A confused customer will be slow to order and quick to leave.

An upscale hotel in Amsterdam sells a hamburger for about $20. That probably isn't much out of line with similar meals at big-city hotels, but this establishment uses an interesting technique to make its prices seem a bit more…

Two new Persuasion Slide enhancers - a 3 minute video summary, and a free workbook that you can download and use.

Want to make your website more persuasive for the price of a latte? My new book, The Persuasion Slide, is available in Amazon's Kindle Store.

Animation has the ability to hijack our attention, keep us watching, and boost recall. Compare two versions of the same video, with and without animation.

A new study sheds light on ranking psychology and the best way to promote a brand or product that makes a top list.