Fixing a crossed eye

Messing with eyes is very dangerous.  If you get it a tiny bit wrong, it can look horribly bad.  So please tread cautiously if you need to do this. A while ago I was asked for help to move the iris on this photo: First, I selected the inside of the “good”...

CMYK or RGB files for press

If you’re a photographer looking to order press-printed products (eg business cards, photo books, calendars, etc) you might find it confusing that some labs ask for CMYK files, and some ask for RGB* files.  Why? They might ask for RGB because … they know...

Password security

Remember, back in the early days of the internet, we were all told to never write down our passwords anywhere?  The fear was, I guess, that thieves would break in to our homes and steal our passwords. Well, back in those days we didn’t have many logins for...