Managing the IT Portfolio (Update Circa 2003) (with Sinan Aral), Vol. III, No. 1C, March 2003. Introduces the MIT CISR IT Portfolio framework with four IT asset classes and provides benchmarks for 2001 and 1993-97. "Managing the IT Portfolio: Returns from the Different IT Asset Classes" (with...

PAE Team’s Objectives Ø Create a survey instrument toassess the impact of technology intervention in rural India ØAdvise on potential applications for village-level Internet terminalsThe aim of the Sustainable Access in Rural India (SARI) project is toimprove the lives of individuals in poor...

We study the fine-grained relationships among information flows, IT use,and individual information-worker productivity, by analyzing work at amidsize executive recruiting firm. We analyze both project-level andindividual-level performance using: (1) direct observation of over125,000 e-mail...

While it is now well established that IT intensive firms are moreproductive, a critical question remains: Does IT cause productivity orare productive firms simply willing to spend more on IT? We address thisquestion by examining the productivity and performance effects ofenterprise systems...

I examine how information technology (IT) skills and use, communication network structures, and the distribution and flow of information in organizations impact individual information worker productivity. The work is divided into three essays based on the task level practices of information...

Node characteristics and behaviors are often correlated with the structure of social networks over time. While evidence of this type of assortative mixing and temporal clustering of behaviors among linked nodes is used to support claims of peer influence and social contagion in networks,...

This paper investigates how information flows enable social networks to constitute social capital. By analyzingthe information content encoded in email communication in an executive recruiting firm, we examinethe long held but empirically untested assumption that diverse networks drive economic...

In an effort to reveal the fine-grained relationships between IT use, patterns of information flows, and individual information-worker productivity, we study task level practices at a midsize executive recruiting firm. We analyze both project-level and individual-level performance using: (1)...

Social network theories (e.g. Granovetter 1973, Burt 1992) and information richness theory (Daft & Lengel 1987) have both been used independently to understand knowledge transfer in information intensive work settings. Social network theories explain how network structures covary with the...