Academic Search Complete is interdisciplinary with academic as well as popular and news articles, a good place to start research.
International Encyclopedia of Social and Behavioral Sciences, 2nd edition contains authoritative articles on the social and behavioral sciences
CQ Researcher with in-depth, unbiased coverage of topics such as bullying, health care, death penalty, race and ethnicity.
DSM 5, the standard reference for clinical practice in the mental health field, and helpful resource for description of disorders, behaviors, emerging assessment measure, cultural formation, etc.
PolicyFile is updated weekly with abstracts and links to international and domestic policy papers and reports. Browse the links to organizations, or keyword search for reports.
Looking for news articles? Check here for a list of news sources.
Looking for human services research articles?
Social Services Abstracts THE resource for abstracts on research related to social services, but don't forget to also check--
Sociological Abstracts, the major resource for abstracts from international literature for research in sociology and related disciplines
The best of both worlds: Sociology (ProQuest) has full-text articles from sociology and social work materials indexed in Sociological Abstracts AND Social Services Abstracts.
Specialized search tools to find issues and opinions include:
CQ Researcher full text collection covering major issues with an overview article, pros and cons, chronology (timeline of the issue), along with a bibliography-- helpful for the annotated bibliography requirement.