Research & Citations
Primary sources for the statistics and claims used throughout EchoPitch. All research is peer-reviewed and linked to original publications where available.
Key Statistics
of people experience some degree of anxiety about public speaking
Kessler, R.C., Berglund, P., Demler, O., Jin, R., Merikangas, K.R., & Walters, E.E. (2005). National Comorbidity Survey Replication. Archives of General Psychiatry, 62(6), 593-602.
most common social phobia — fear of public speaking ranks above fear of death in prevalence surveys
Stein, M.B. & Stein, D.J. (2008). Social anxiety disorder. The Lancet, 371(9618), 1115-1125.
lifetime prevalence of social anxiety disorder in the general population
Ollendick, T.H. & Hirshfeld-Becker, D.R. (2002). The developmental psychopathology of social anxiety disorder. Biological Psychiatry, 51(1), 44-58.
of people with presentation anxiety respond well to systematic exposure-based practice
Hofmann, S.G. & Smits, J.A. (2008). Cognitive behavioral therapy for anxiety disorders: an update on the empirical evidence. Dialogues in Clinical Neuroscience, 10(2), 207-217.
reduction in pre-presentation anxiety using process visualisation vs outcome visualisation
Pham, L.B. & Taylor, S.E. (1999). From thought to action: Effects of process- versus outcome-based mental simulations on performance. Personality and Social Psychology Bulletin, 25(2), 250-260.
Methodology & Science
EchoPitch uses established scientific frameworks for emotion detection and confidence assessment.
Facial Action Coding System (FACS)
The gold standard for measuring facial expressions, developed by Paul Ekman and Wallace Friesen. FACS defines 44 Action Units corresponding to specific facial muscle movements.
Ekman, P. & Friesen, W.V. (1978). Facial Action Coding System: A Technique for the Measurement of Facial Movement. Consulting Psychologists Press.
Learn moreVAD Model (Valence-Arousal-Dominance)
Three-dimensional model of emotional state used to map detected signals to confidence assessment.
Russell, J.A. & Mehrabian, A. (1977). Evidence for a three-factor theory of emotions. Journal of Research in Personality, 11(3), 273-294.
DOI: 10.1016/0092-6566(77)90037-XMental Practice and Motor Performance
Meta-analysis demonstrating that mental rehearsal activates motor cortex at 60-70% of physical practice levels.
Driskell, J.E., Copper, C., & Moran, A. (1994). Does mental practice enhance performance?. Journal of Applied Psychology, 79(4), 481-492.
DOI: 10.1037/0021-9010.79.4.481Citing EchoPitch Content
If you reference statistics from EchoPitch guides, please cite the original research sources listed above rather than EchoPitch directly. This ensures proper attribution to the researchers.