For well over two decades, the OECD has developed and published a broad range of comparative indicators published yearly in the flagship publication Education at a Glance. These provide insights into the functioning of education systems, such as the participation and progress through education, the human and financial resources invested, and the…

For well over two decades, the OECD has developed and published a broad range of comparative indicators published yearly in the flagship publication "Education at a Glance." These provide insights into the functioning of education systems, such as the participation and progress through education, the human and financial resources…

This survey of languages of the world begins with a chart of about 500 languages, organized in 21 language families. Within each family are listed subgroups and the major and minor languages within those subgroups. The chart is followed by a brief description of each language family. This in turn is followed by individual descriptions of the more…

This survey of the world's written languages consists of a series of historical sketches of different languages, each including a table of signforms in their standard order and their variations, but focusing primarily on how the sounds of the language are represented in writing. A brief text in the language(s) the script is used for is also…

Treatment Improvement Protocols (TIPs), developed by the Center for Substance Abuse Treatment (CSAT), part of the Substance Abuse and Mental Health Services Administration (SAMHSA) within the U.S. Department of Health and Human Services (DHHS), are best-practice guidelines for the treatment of substance use disorders. CSAT draws on the experience…