How to evaluate a source - the OPVL method
What is OPVL
OPVL is a very common method used by many people around the world to evaluate both primary and secondary sources, it is also taught in schools in Australia as a method of effectively and thoroughly evaluating sources. OPVL stands for Origin, Purpose, Value and Limitations these parts of the OPVL analysis method aim to thoroughly analyse and evaluate a source in relation to a specific research question that is being investigated. By learning this method of source evaluation it will give you a very good sense of what sources you should chose to trust and include in your research and which ones you shouldn't the method will help you create more accurate and precise works/ essays/ presentations and more as you will have the right research with the right sources fitting your task/ topic question.
How to evaluate a source (quick steps)
Step 1: Analyse the origin of the source, is it primary or secondary? and is it reliable or not?
Step 2: Analyse why/ when and how the source was created?
Step 3: Analyse the value of the source to YOUR investigation
Step 4: What limits the source - what factors reduce the reliability and/ or value of the source?
Step 5: Put it all together to get your perfect OPVL source analysis!