Gray's Reinforcement Sensitivity Theory (RST) presupposes individual differences in the
sensitivity of basic brain systems that respond to punishing and reinforcing stimuli. These …

Like most human behaviors, saving and collecting possessions can range from totally
normal and adaptive to excessive or pathological. Hoarding, or compulsive hoarding, are …

The concept of comorbidity between attention deficit/hyperactivity disorder (ADHD) and
obsessive-compulsive disorder (OCD) has been discussed for two decades. No review …

The compulsive nature of weight loss behaviors central to anorexia nervosa (AN), such as
relentless self-starvation and over-exercise, has led to the suggestion of parallels between …

Obsessive‐compulsive disorder (OCD) is characterized by recurrent intrusive thoughts and
ritualized, repetitive behaviors, or mental acts. Convergent experimental evidence from …

Neurobiological theories of obsessive-compulsive disorder (OCD) suggest that specific
frontal-subcortical circuits are involved in the symptoms and cognitive deficits associated …

Research implicates frontostriatal pathophysiology in both attention deficit/hyperactivity
disorder (ADHD) and obsessive‐compulsive disorder (OCD). Nevertheless, ADHD is …

Preliminary evidence suggests that high emotional reactivity, in conjunction with
maladaptive self-regulatory processes, increases one's vulnerability to develop …

Objective Dissociative absorption is a tendency to become absorbed in imagination or in an
external stimulus (movie, book) to the point of obliviousness to one's surroundings and …

The current study examined scrupulosity in 352 unselected college students as measured
by the 19-item Penn Inventory of Scrupulosity (PIOS). Confirmatory factor analysis yielded …