▁the ▁tree ▁falls ▁down ▁( that ▁is , ▁the ▁first ▁requirement ▁is ▁not ▁met ), ▁or ▁rather ▁than ▁an ▁explos ion , ▁the ▁person ▁he ars ▁the ▁ring ▁of ▁a ▁tele phone ▁( that ▁is , ▁the ▁second ▁requirement ▁is ▁not ▁met ), ▁then ▁that ▁person ▁is ▁not ▁likely ▁to ▁infer ▁that ▁either ▁noise ▁caused ▁the ▁tree ▁to ▁fall ▁down . ▁ ▁Weg ner ▁has ▁applied ▁this ▁principle ▁to ▁the ▁infer ences ▁people ▁make ▁about ▁their ▁own ▁conscious ▁will . ▁People ▁typically ▁experience ▁a ▁thought ▁that ▁is ▁consistent ▁with ▁a ▁behavior , ▁and ▁then ▁they ▁observe ▁themselves ▁performing ▁this ▁behavior . ▁As ▁a ▁result , ▁people ▁infer ▁that ▁their ▁thoughts ▁must ▁have ▁caused ▁the ▁observed ▁behavior . ▁However , ▁Weg ner ▁has ▁been ▁able ▁to ▁manipulate ▁people ' s ▁thoughts ▁and ▁behav iors ▁so ▁as ▁to ▁conform ▁to ▁or ▁viol ate ▁the ▁two ▁requirements ▁for ▁caus al ▁inference . ▁Through ▁such ▁work , ▁Weg ner ▁has ▁been ▁able ▁to ▁show ▁that ▁people ▁often ▁experience ▁conscious ▁will ▁over ▁behav iors ▁that ▁they ▁have ▁not , ▁in ▁fact , ▁caused   – ▁and ▁convers ely , ▁that ▁people ▁can ▁be ▁led ▁to ▁experience ▁a ▁lack ▁of ▁will ▁over ▁behav iors ▁they ▁did ▁cause . ▁For ▁instance , ▁prim ing ▁subjects ▁with ▁information ▁about ▁an ▁effect ▁increases ▁the ▁probability ▁that ▁a ▁person ▁f als ely ▁bel ieves ▁is ▁the ▁cause . ▁The ▁imp lication ▁for ▁such ▁work ▁is ▁that ▁the ▁per ception ▁of ▁conscious ▁will ▁( which ▁he ▁says ▁might ▁be ▁more ▁accur ately ▁label led