The ceramics obsession has moved to our walls

“The thing with ceramics,” said Charlotte Smith, a ceramist in Atlanta, “is that the possibilities are endless.”

At her studio, Smith has tile samples on display. There are concave rectangular tiles coated in an emerald green glaze; thin square tiles with hand-drawn black lines that form patterns; and circular tiles with matte pastel glazes.

The feature they all have in common is that they were handmade by Smith, who uses an extruder…