pointillist

Edward O. Wilsonの "The Creation" を読んでいます。
Do not teach from the bottom up, with an introduction such as "First, we'll learn some of this, and some of that, and we'll combine the knowledge later to build the bigger picture." Don't paint the picture in pointllist dabs to easily bored students. Instead, put it up whole as quickly as possible, and show why it matters to them and will matter for a lifetime.
"pointllist" の単語は知りませんでしたが、絵を点で描く画家の事ですね。辞書には "pointillism" で次の説明がありました。
・Oxford English Dictionary: technique of neo-impressionist painting using tiny dots of various pure colors, which become blended in the viewer's eye. It was developed by Georges Seurat with the aim of producing a greater degree of luminosity and brilliance of color.: For this simple reason alone, pointillism, as this technique was called, could never become a mainstream art movement.

・Collins Dictionary: the technique of painting elaborated from impressionism, in which dots of unmixed colour are juxtaposed on a white ground so that from a distance they fuse in the viewer's eye into appropriate intermediate tones: Also called: divisionism

・Cambridge English Dictionary: a style of painting developed in France at the end of the 19th century in which a painting is created out of small spots of pure colour that seem to mix when seen from far away