sources of media and information

1. Media &
Information
Sources

2. Three Classifications of
Information Sources
1. Primary Sources
2. Secondary Sources
3. Tertiary Sources

3. Primary Sources
Primary resources came from the
time period that is being discussed, and
were written or produced by someone with
firsthand experience of the event.

4. Primary Sources
Original materials such as artifacts,
documents, recordings, and other sources
of information that were produced during a
particular period in history.

5. Secondary Sources
These give second-hand accounts
about a particular event, person, or
information. These also provide another
angle and analysis of another person.

6. Tertiary Sources
These are publications that
summarize and digest the information in
primary and secondary sources to provide
background on a topic, ideas, or event.

7. Tertiary Sources
These can include bibliographies,
indexes, abstracts, encyclopedias, and
other reference resources; available
in multiple formats.

8. Things to Consider in
Evaluating Information:
■Reliability
■Accuracy
■Value
■Author
■Timeliness

9. Reliability of information
Information is said to be reliable if
it can be verified and evaluated. Others
refer to the trustworthiness of the
source in evaluating the reliability of
information.

10. Accuracy of information
Accuracy refers to the to the
closeness of the report to the actual
data. Measurement of accuracy varies,
depending on the type of information
being evaluated.

11. Value of information
Information is said to be of value if
it aids the user in making or improving
decisions.

12. Author of the Information
it refers to the creator the content
or information. It also refers to the
author’s credentials or expertise in
creating the information needed.

13. Timeliness of Information
It refers to the updated information
that cater the needs of the readers or
researchers.