Ethical concerns

look at  the on the following experiments,

a)- Stanley Milgram's obedience to authority experiment

b) - Solomon Asch conformity experiment;- how people change answers when placed under pressure

c) - Phillip Zimbardo; his Sandford prison experiment.

Question

- talking on all of the above experiments,

 1) - what are the ethical concerns presented in the above experiments,  would they be considered unethical today?

2) -  what relevant  ethical issues principles and standard of ethical codes presented, stand out as possible concern to you.

- APA, intext citation, power point presentation.