dispassionate

adj.

[1]	cold-eyed , cool , calm , composed , self-possessed , unemotional , unexcited , unexcitable , unflappable , level-headed , sober , self-controlled , even-tempered , unruffled , unmoved , tranquil , equable , placid , peaceful , serene
[2]	fair , impartial , neutral , disinterested , detached , equitable , even-handed , unbiased , just , objective , unprejudiced , open-minded , candid , frank , open