All participants will be asked to wear an obesity simulation suit (Unisex obesity Simulation suit, Erler-Zimmer, Germany) and to participate in a standardized scenario that simulates meetings between a person with obesity and a 'registered dietitian'. The 'registered dietitian' will be presented by a professional role-player and the scenario will encompass different levels of weight bias through dialogue and the use of inappropriate equipment.

The 'AFA' indicates explicit anti-fat attitudes toward people with obesity and is composed of 13-items rated on a 10-point Likert scale and divided into three subscales ('dislike', 'fear about fat' and 'willpower'), with higher total scores indicating stronger anti-fat attitudes.

The 'F-scale' indicates fat-phobic attitudes toward people with obesity and is composed of 14-pairs of adjectives that are used to describe people with obesity (e.g., 'no willpower' vs. 'has willpower') and ranked on a 1-5 scale according to the point closest to the adjective name that describes their feelings and beliefs. Higher scores indicate stronger fat-phobic attitudes.

IAT tool is an indirect measure of implicit bias toward weight which uses the constructs of "fat people" versus "thin people" and the polarized attitudes of "good" and "bad" to detect implicit weight bias.

A 20-item scale that is designed to measure empathy in medical students.

Questions regarding age, gender, occupation, marital status, and religious affiliation.

Questions regarding self-definition of weight status, the importance of weight to self-confidence, and much control a person has over the weight.