In this article, we interrogate the concept of methodological 'failures' as they arise during fieldwork, in the process of collecting empirical data. We highlight how the techniques of validity horizon matrices and power analysis can be used as methodological tools to illustrate moments in the fieldwork process where these 'failures' occur and to…

Elucidating the heterogeneous etiologies of autism will require investment in comprehensive longitudinal data acquisition from large community based cohorts. With this in mind, we have established a hospital-university-based (HUB) database of autism which incorporates prospective and retrospective data from a large and ethnically diverse…

Presents a model for monitoring school violence locally and linking national, district, and school level data, illustrating its application in a project site in Israel. Examples of reports generated to monitor school violence for the district as a whole and for each site are presented. The article concludes that this is a feasible and useful model…

Notes that salient input facilitates explicit learning by assisting second language (L2) learners to attend to the new L2 forms as they formulate or restructure rules. This study tested the effect of such input on the acquisition of difficult grammatical structures in English by speakers of Hebrew. Concludes that explicit contrastive input…