Whitehead, J.L. (1968) identified expertise, dynamism, and trustworthiness as factors impacting credibility; other key factors that impact credibility include: age, gender, country of origin, and education and income levels. [http://www.usability.gov/articles/102009news.html] | Whitehead, J.L. (1968) identified expertise, dynamism, and trustworthiness as factors impacting credibility; other key factors that impact credibility include: age, gender, country of origin, and education and income levels. [http://www.usability.gov/articles/102009news.html] |