ant , ▁are ▁Dec lan ' s ▁close ▁friends ▁Dr . ▁Peg gy ▁F ow ler ▁( R ae ▁Da wn ▁Ch ong ), ▁a ▁psych iat rist ▁at ▁a ▁nearby ▁hospital , ▁and ▁Mir anda ▁Fe ig el ste en ▁( Al isen ▁Down ), ▁a ▁physics ▁gradu ate ▁student ▁and ▁Dec lan ' s ▁research ▁assistant . ▁Peg gy ▁is ▁the ▁most ▁level head ed ▁of ▁the ▁three ▁and ▁is ▁generally ▁the ▁one ▁present ing ▁the ▁m und ane ▁alternatives ▁to ▁Dec lan ' s ▁theories . ▁Her ▁so - called ▁" r ational ▁explan ations " ▁often ▁provide ▁no ▁explanation ▁what so ever , ▁e . g . ▁" It ▁was ▁just ▁a ▁fre ak ▁occurrence ". ▁ ▁O ften ▁being ▁assigned ▁to ▁carry ▁out ▁tests ▁of ▁various ▁subst ances , ▁or ▁operating ▁a ▁range ▁of ▁instruments , ▁is ▁Mir anda . ▁She ▁is ▁the ▁second ▁ske ptic ▁besides ▁Peg gy , ▁with ▁a ▁som ber ▁and ▁intro vert ▁person ality , ▁sometimes ▁with ▁moments ▁of ▁j oking ▁ban ter ▁or ▁sar cast ic ▁comments . ▁In ▁the ▁episodes ▁" The ▁T ies ▁That ▁Bind " ▁( 1 . 0 8 ) ▁and ▁" Free ▁Spirit " ▁( 2 . 1 4 ) ▁another , ▁more ▁open ▁side ▁of ▁her ▁is ▁shown ▁before ▁her ▁social ▁pe ers , ▁if ▁only ▁tempor arily . ▁Being ▁the ▁quiet ▁person ality , ▁Mir anda ▁is ▁sometimes ▁somewhat ▁of ▁a ▁mystery ▁even ▁to ▁her ▁best ▁friends . ▁ ▁In ▁many ▁cases ▁the ▁episodes ▁conclude