James Holmes and truth serum

I had never heard of this before and I am curious why it is happening. It does seem very unusual. Is the judge justified in approving this?

http://www.guardian.co.uk/world/2013/mar/12/judge-approves-truth-serum-james-holmes

Originally posted by Metal Brain
I had never heard of this before and I am curious why it is happening. It does seem very unusual. Is the judge justified in approving this?

http://www.guardian.co.uk/world/2013/mar/12/judge-approves-truth-serum-james-holmes

The article doesn't mention whether it would be required that he freely give consent (of course free consent might not he legally assumable even if consent is given). Is this known?

Originally posted by JS357
The article doesn't mention whether it would be required that he freely give consent (of course free consent might not he legally assumable even if consent is given). Is this known?

The implication that it violates his 5th amendment rights implies there is no consent.