An interview with America's preeminent photojournalist, Mary Ellen Mark introduces March/April's features; Big Bang Idea Engineering; beer label design by Specialty Beer Label Design; Canadian illustrator René Milot with an old-world touch; Pattee Design and the Des Moines Metropolitan Waste Authority; an in-depth look at influences on late century German advertising; eco in Costa Rica. DK Holland discusses paranoia; Tom Monahan on sex, lies and video effects.