unbiased (adj.)

• aloof
• candid
• detached
• disinterested
• dispassionate
• equal
• equitable
• evenhanded
• fair
• impartial
• impersonal
• indifferent
• just
• lofty
• neutral
• objective
• selfless
• uncolored
• uninfluenced
• uninterested
• unprejudiced
• unselfish
• unswayed