modernflow
Reading the writers other posts after this one suggests the quality is consistent rather than peak, and a stop at modernflow confirmed the consistent quality reading, sites that hold the same level across many pieces rather than peaking on a few are sites with sustainable editorial discipline and this one has clearly developed that.
forwardgrowthengine
Useful read, especially because the writer did not assume too much background from the reader, and a quick look at forwardgrowthengine continued in the same way, a thoughtful site that meets people where they are which is something the modern web could use a lot more of for both casual and serious readers.