In 1999, Maine Governor Angus King Jr. asked Seymour Papert to develop a model of what learning might look like in the future. Papert’s forty years of work with children and computing, as well as the historic impact information technology is having on society, required that this vision for the future of learning would involve computers. The result of this collaboration was the Constructionist L...

 Background: Number of Iranian articles published in ISI journals has increased significantly in recent years. Despite the quantitative progress, studies performed in Iran represent low collaboration in research therefore, we decided to evaluate collaboration in Golestan University of Medical Sciences (GOUMS) research projects. Methods: In this cross-sectional study, all GOUMS researc...

Knowledge spillovers are a central part of knowledge accumulation. The paper focuses on spillovers that occur through the interaction between different researchers or developers that collaborate in different research projects. The paper distinguishes between project spillovers and contributors' spillovers and between direct and indirect spillovers. The paper constructs a unique data set of open...