What is the grid method, and how do you use it?

The grid method is a drawing technique where you divide a reference image and your drawing surface into the same number of squares, then copy what falls inside each square one at a time instead of trying to judge the whole image at once. A face, a building, or a landscape all contain dozens of proportional relationships happening simultaneously — where the eyes sit relative to the chin, how far a roofline leans, how much sky sits above a horizon. The grid does not solve any of these for you. It just asks a smaller question in each square, so you compare a short line against a short line instead of guessing at the whole shape.

Historically, artists reached for physical versions of the same idea long before printers or browsers existed. Albrecht Dürer's woodcut Draughtsman Making a Perspective Drawing of a Reclining Woman (held in the Metropolitan Museum of Art's collection: https://www.metmuseum.org/art/collection/search/366555) shows a draughtsman viewing a subject through a grid strung across a frame, transferring what he sees onto matching squares ruled on paper. The tool has changed — string and a wooden frame then, a printed PDF and a ruler now — but the underlying method has not: divide, compare one cell, move to the next.

To use it: pick a reference photo, choose a grid density that fits the subject (a simple still life needs fewer divisions than a close portrait), rule the same number of rows and columns on your paper at a known scale, and then work through the cells in order — outer silhouette and major axes first, small details last. A student's first attempt usually goes wrong the same way: chasing a recognisable detail, like an eye, before the overall proportions are locked down. Grid one or two large landmarks per cell, check the negative space around them, and only then move inward. The method rewards patience over speed, which is exactly why it has survived for five centuries of drawing instruction with no more than a straightedge and a steady hand.