When it comes to journals there are none that focus primarily on editing but below are some of the great journals out there that explore new ideas in film. If you know of a journal we've forgotten let us know.
. Just include the journals webpage so that we can provide it for other geusts!

Australia

FILMINK
Senses of Cinema

Canada

CineAction
Synoptique:The Journal of Film and Film Studies

Denmark

16:9
EKKO

France

Cadrage
Cahiers De Cinema
Cinergon

Germany

Film Dienst
epd Film
Jump Cut Germany
Bertz and Fischer Verlag
Revolver
Steady Cam

India

Take 1

Ireland

Film Ireland

Israel

Maayan

Netherlands

24 Lies a Second

UK

Framework: The Journal of Cinema Media
Kino-Eye
Sight and Sound
Screen
Screen International
Total Film

USA

Bright Lights Film Journal
Camera Obscura
Cineaste
Cinema Journal
Classic Images
Film Comment
Film Criticism
Film Quarterly
Film Journal USA
Films of the Golden Age
Journal of Film and Video
Journal of Popular Film and Television
Journal of Religion and Film
Jump Cut
Screening the Past
Seeing Black
Film Journal International

Japan

Yamagata