creating psychological tests for two or three hot topics relevant to our society.

I need 2 questions answered. Two or three hot topics relevant to our society, list the hot topic item, explain why test developers, should be working on creating test on your hot topic, which aspect such as the purpose of the test, how the test will be administered, and who will benefit from the test, or your topic might be explored by means of a psychological test. Need 10 sentences or more.
(2) What ethical considerations do you think need to be addressed when creating a test, administering a test and interpreting the test? What cultural implication need to be considered. Need 10 sentences or more.
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