(1) Speakers included many pioneers of the interactive immersive media space , including David A. Smith , Graham Smith , Sara Diamond and the optical holography - artist Michael Page .
(2) Speakers included many pioneers of the optical media space , including David A. Smith , Graham Smith , Sara Diamond , interactive immersive holography artist Michael Page .

Do these two sentences mean the same thing?

OPT:
(a). no.
(b). yes.
(a).