TT Rationalist TT Rationalist by TypeType Foundry is a contemporary slab serif font that earns its name — designed from the outset to avoid the excessive historicism that burdens many typefaces in its category. Its defining detail is a set of elegant trapezoidal serifs that replace the heavy rectangular forms typical of the genre, giving it a distinctly modern bearing With 22 styles including variable fonts, it scales from refined body text to punchy Black-weight…