This report examines U.S. plans for managing the prodigious quantities of data expected from current, planned, and future remote sensing satellites. In particular, it explores the Earth Observing System Data and Information System, which NASA is developing to manage and process the data from its Earth Observing System of satellites. It also analyzes the factors affecting the growth of the market for privately generated remotely sensed data.

The report reviews data concerning the contribution of genetic factors to several severe mental disorders; described methodologies used in the studies, and broached several policy issues relevant to this area of research.

This report has four parts. The first part focuses on several factors that are necessary for substance abuse and addiction to occur, including an examination of the biological research regarding the phenomenon of addiction to a variety of substances. The second part describes individual risk and protective factors that contribute to the abuse of, and addiction to, alcohol and drugs. The third part, looks at how risk and protective factors play out in subcultures and in major activity settings (home, school, workplace, and recreation), and assesses the effectiveness of various substance abuse prevention initiatives. The fourth section, addresses a range of legislative issues and options for Congress arising from an understanding of the factors leading to substance abuse and addiction.

The purpose of this report is to examine two crucial questions: 1. What are we getting out of this investment? 2. How can we improve it?

This report analyzes the case for developing a long-term, comprehensive strategic plan for civilian satellite remote sensing, and explores the elements of such a plan, if it were adopted. The report also enumerates many of the congressional decisions needed to ensure that future data needs will be satisfied.

The report focuses on mental disabilities, a broad rubric. In this background paper, OTA examines current knowledge about psychiatric disabilities and employment in the context of the ADA’s requirements and reviews Federal activities directly or indirectly aimed at supporting the ADA’s employment provisions.

This paper deals with one of the most basic questions in any health research endeavor: how to measure the outcomes associated with whatever is being studied. The paper describes in greater detail some of the research techniques discussed.

This background paper is one of four documents resulting from OTA’s study of policy issues in the prevention and treatment of osteoporosis.

This report discusses the medical malpractice system that has frequently been cited as a contributor to increasing health care costs and has been targeted in many health care reform proposals as a potential source of savings. The report first examines the nature of defensive medicine, adopting a working definition of defensive medicine that embraces the complexity of the problem from both the physician and broader public policy perspectives. Finally, it comments on the potential impact of a variety of medical malpractice reforms on the practice of defensive medicine.

This report focuses on policy issues in three areas: 1 ) national cryptography policy, including federal information processing standards and export controls; 2) guidance on safeguarding unclassified information in federal agencies; and 3) legal issues and information security, including electronic commerce, privacy, and intellectual property.