▁role ▁of ▁a ▁designer ▁in ▁the ▁building ▁process . ▁“ A ▁gard ener ▁does ▁not ▁‘ make ’ ▁a ▁garden . ▁Instead , ▁a ▁sk illed ▁gard ener ▁is ▁one ▁who ▁has ▁developed ▁an ▁understanding ▁of ▁the ▁key ▁processes ▁operating ▁in ▁the ▁garden ” ▁and ▁thus ▁the ▁gard ener ▁“ m akes ▁jud icious ▁dec isions ▁on ▁how ▁and ▁where ▁to ▁interven e ▁to ▁re est ab lish ▁the ▁flows ▁of ▁energy ▁that ▁are ▁vital ▁to ▁the ▁health ▁of ▁the ▁garden .” ▁In ▁the ▁same ▁way ▁a ▁designer ▁does ▁not ▁create ▁a ▁th riv ing ▁e cos ystem ▁rather ▁they ▁make ▁dec isions ▁that ▁indirect ly ▁influence ▁whether ▁the ▁e cos ystem ▁de gr ades ▁or ▁fl our ishes ▁over ▁time . ▁This ▁requires ▁design ers ▁to ▁push ▁beyond ▁the ▁pres cript ive ▁and ▁narrow ▁way ▁of ▁thinking ▁they ▁have ▁been ▁taught ▁and ▁use ▁complex ▁systems ▁thinking ▁that ▁will ▁be ▁ambigu ous ▁and ▁over wh el ming ▁at ▁times . ▁This ▁includes ▁accepting ▁that ▁the ▁solutions ▁do ▁not ▁exclus ively ▁lie ▁in ▁techn ological ▁adv anc ements ▁and ▁are ▁instead ▁a ▁combination ▁of ▁sust ain able ▁techn ologies ▁and ▁an ▁understanding ▁of ▁the ▁natural ▁flow ▁of ▁resources ▁and ▁underlying ▁e colog ical ▁processes . ▁Ben ne ▁and ▁Mang ▁identify ▁these ▁challeng es ▁and ▁state ▁the ▁most ▁difficult ▁of ▁these ▁will ▁be ▁sh ifting ▁from ▁a ▁mechan istic ▁to ▁an ▁e colog ical ▁world view . ▁The ▁t endency ▁is ▁to ▁view ▁building ▁as ▁the ▁physical ▁processes ▁of ▁the ▁structure ▁rather ▁than ▁the ▁complex