 Research making use of the VIA has been extensive, with many studies in particular looking at correlations between particular character strengths and other variables like health and educational success (for a review, see Niemiec 2013). Peterson and Seligman have also developed several assessment tools for character strengths, the main one of which is the VIA-IS. This 240 item measure uses a 5-point Likert scale anchored on “very much like me” and “very much unlike me” (2004: 629). Some example of its items include (2004: 629):