attention modification: participants will receive gaze-contingent feedback according to their viewing patterns

Placebo: participants will receive non-gaze-contingent feedback according to their viewing patterns

participants will receive gaze-continent feedback according to their viewing patterns

The LSAS is a 24-item scale, each item corresponding to a situation selected on the basis of clinical experience. Each item is rated on a severity scale ranging from 0 to 3 with regard to the passing week, measuring separately two components of social anxiety, specifically, fear/anxiety and avoidance of social interaction and performance situations. Although the assessor may request and ask for further detail and adjust the rating based on clinical experience, this option is not often exercised, and inter-rater agreement is not considered to be a relevant concern. It has been shown to have strong psychometric properties, including high internal consistency, strong convergent and discriminative validity and high test-retest reliability.

This is a 17-item self-report measure of social anxiety evaluating fear, avoidance and physiological discomfort. Each item is rated on scale ranging from 0 to 4 with a possible total score of 68. The SPIN has been used in clinical and nonclinical samples and its psychometric properties have been found to be sound.

a structured diagnostic interview for DSM - IV and ICD-10 psychiatric disorders, which takes approximately 20 min to administer and is a valid and time-efficient alternative to the SCID-P and CIDI.