BACKGROUND NIATx200, a quality improvement collaborative, involved 201 substance abuse clinics. Each clinic was randomized to one of four implementation strategies: (a) interest circle calls, (b) learning sessions, (c) coach only or (d) a combination of all three. Each strategy was led by NIATx200 coaches who provided direct coaching or facilitated the interest circle and learning session inter...

We hypothesize that the context of a smartphone, how a virtual human is presented within a smartphone app, and indeed, the nature of that app, can profoundly affect how the virtual human is perceived by a real human. We believe that virtual humans, presented over video chat services (such as Skype) and delivered using mobile phones, can be an effective way to deliver coaching applications. We p...

the present study aimed to examine the relationship between coaches' leadership styles and some personal characteristics with group cohesion and team success. out of 135 athletes who participated in female volleyball championships of azad universities, 116 athletes (86%) completed the demographic questionnaire, leadership scale for sport (lss) and group environment questionnaire (geq). the...

objective: this study was performed to survey the relationship between coaches’ and athletes’ competitive anxiety, and their performance. methods: this is a descriptive correlational study performed using a demographic questionnaire, an athletic performance checklist, and sport competition anxiety test designed by martens consisting of 15 questions. the study population consisted of 540 players...