In \On the homotopy theory of arrangements" published in 1986 the authors gave a comprehensive survey of the subject. This article updates and continues the earlier article, noting some key open problems. Let M be the complement of a complex arrangement. Our interest here is in the topology, and especially the homotopy theory of M, which turns out to have a rich structure. In the rst paper of t...

Revised reinforcement sensitivity theory (r-RST) of personality is a major neuropsychological motivation, emotion, and personality. To measure the specific components r-RST, Reinforcement Sensitivity Theory Personality Questionnaire (RST-PQ; Corr & Cooper(Psychological Assessment 28(11), 1427–1400, 2016) has been developed. The current study examined measurement (configural, metric, scalar, res...