Whedon Helming Avengers

Might be able to yell "Avengers Assemble!" soon.
-Joss Whedon's Tweet

Marvel Studios and Joss Whedon are wrapping up talks for the Avengers Movie slated May 4, 2012. Whedon will direct the superhero team of Captain America, Iron Man, Thor and the Hulk. Reworking Zak Penn's script, Whedon will be bringing in that creative strorytelling, humour and action that has attracted a huge fan base for his works.

Whedon, a third generation writer, created the cult hit, Buffy the Vampire Slayer he followed up with Angel and Firefly. Dollhouse is his latest venture all for Fox TV. Serenity - based on the scifi series Firefly, is his sole film work. Whedon spun out his TV shows to comics having done Astonishing X-men in 2008.

Trade Marks
Plans storylines far in advance for all his television series, allowing for remarkable long-term continuity.
Frequent use of nouns as adjectives, by adding the suffix "-y"
Features tough, strong female characters
Kills off characters who are among his most popular, to keep his audiences surprised.
Supernatural and science fiction themes
from IMDB

"The Avengers" would star Robert Downey Jr. (as Iron Man), Chris Evans (Captain America), Hemsworth (Thor) and Samuel L. Jackson (Nick Fury). Edward Norton may also return as the Hulk.