This continuing series presents original research results on the leading edge of psychology. Each article has been carefully selected in an attempt to present substantial results across a broad spectrum. This book reviews research on the observed score versus Rasch score analysis of efficacy data; interpersonal orientation and online gaming behaviors; consumer purchase behavior of private labels brands in emerging markets; the role of health professionals in positive aging; impulsivity in youth; body experience as the core of body image development; impulsivity in patients with borderline personality disorder; predicting psychological maladjustment by self-esteem and self-concept clarity; psychological health in elderly hospitalized patients with and without the STOPP-START criteria of inappropriate prescription; potential logarithmic relationships governing living systems and the perceptions of stimuli; how experience and information influence the choice behavior; and the recent psychological responses to Ebola.