Goldberg’s ‘IPIP’ Big-Five factor markers: Internal consistency and concurrent validation in Scotland

Goldberg’s (2001) IPIP Big-Five personality factor markers currently lack validating evidence. The structure of the 50-item IPIP was examined in three different adult samples (total N = 906), in each case justifying a 5-factor solution, with only minor discrepancies. Age differences were comparable to previous findings using other inventories. One sample (N = 207) also completed two further personality measures (the NEO-FFI and the EPQ-R Short...