1.   According to Houck, of Tulane University law school, without these lawsuits nothing would ever have been done to carry out the decades-old law.

2.   He did so carrying a full load of emotional baggage.

3.   Partly the reason is because it costs far less to theorize about culture than it does to carry out lab experiments.

4.   But he said he has had to explain to suspicious men with guns what he was doing carrying around electronic devices.