Important considerations for evaluating information sources include:

Authorship

• Who wrote the document?
• Is there information about the author's qualifications for writing about this topic? (Education, experience, position?)
• What organization provides the information?

Objectivity

• What appears to be the purpose for publishing this information?
• Does what you know about the organization suggest a bias?

Accuracy and Currency

• When was this document created or last updated?
• Are there errors in spelling and/or grammar?
• Can you spot any errors of fact?
• Does the document list the sources of its information?

Compare and evaluate these pages:

1. Melatonin.com
2. Melatonin, the over-the-counter sleep aid, has some effectiveness
3. Three popular nutritional supplements do not work