Frida Johnson : Secret Service scandal is latest example of career - ending misbehavior . She says men in positions of power and influence risk everything . Some try to explain it as biology , testosterone 's fault , they say . John Edwards , a former presidential candidate , is on trial due to his misjudgment . Ghitis : The common cause is arrogance , the better they can get away with it .
Frida Johnson : Secret Service scandal is latest example of career - ending misbehavior . She says men in positions of power and influence risk everything . John Edwards , a former presidential candidate , is on trial due to his misjudgment . Ghitis : The common cause is arrogance , the better they can get away with it .