▁during ▁World ▁War ▁I <0x0A> </s> ▁Activity - based ▁working ▁( AB W ) ▁is ▁a ▁cost - s aving ▁business ▁strategy ▁that ▁provides ▁people ▁with ▁a ▁choice ▁of ▁settings ▁for ▁a ▁variety ▁of ▁work place ▁activities . ▁Besides ▁the ▁offices ▁with ▁a ▁fixed ▁setting ▁( every one ▁has ▁their ▁own ▁des k ), ▁AB W - off ices ▁gives ▁the ▁personnel ▁an ▁opportunity ▁to ▁choose ▁a ▁place ▁in ▁the ▁office ▁where ▁it ▁is ▁most ▁suitable ▁for ▁them ▁to ▁complete ▁their ▁work ▁tasks . ▁Sp aces ▁are ▁designed ▁to ▁create ▁opportun ities ▁for ▁a ▁variety ▁of ▁work place ▁activities ▁from ▁inten se ▁and ▁focused ▁work ▁to ▁imp rom pt u ▁and ▁inform al ▁meet ings ▁or ▁more ▁formal ▁meet ings . ▁ ▁Studies ▁suggest ▁that ▁AB W ▁( counter - int uit ively ) ▁reduces ▁face - to - face ▁interactions , ▁and ▁increases ▁email ▁traffic ▁significantly . ▁ ▁History ▁ ▁The ▁first ▁known ▁reference ▁to ▁an ▁activity - based ▁analysis ▁of ▁office ▁work ▁modes ▁was ▁by ▁American ▁architect ▁Robert ▁L uch etti ▁from ▁the ▁late ▁ 1 9 7 0 s . ▁He ▁co - in vent ed ▁the ▁now ▁widely ▁accepted ▁concept ▁of ▁the ▁office ▁as ▁a ▁series ▁of ▁" activity ▁settings " ▁in ▁ 1 9 8 3 . ▁In ▁an ▁activity ▁settings - based ▁environment , ▁multiple ▁settings ▁are ▁provided ▁which ▁have ▁different ▁technical ▁and ▁physical ▁attributes ▁assemble d ▁to ▁support ▁the ▁variety ▁of ▁performance ▁" mod es " ▁that ▁take ▁place ▁in ▁a ▁work ▁environment . ▁ ▁The