Writer and art director Todd Lamb, formerly of Goodby, Silverstein & Partners, has joined Mother/N.Y. ... Doug Hill, formerly a senior creative director at McCann-Erickson/N.Y., has joined SFGT in Philadelphia as a creative director and group head. ... Art director Mark Sorensen, formerly of Clarity Coverdale Fury in Minneapolis, has joined BBDO/Atlanta. ... Andrew Linsk, formerly a senior producer at Euro RSCG/N.Y., has been named executive producer at the just-launched New York office of FilmCore. The West Coast edit house's Manhattan branch will be based out of a temporary facility at Post Factory until a permanent site can be established. ... Brian Adler, formerly of Pine Grove Entertainment, has joined Santa Monica effects and design house Steele, Inc., as executive producer.