A Fbeele Aempttt at Ecinsuxg Seillnpg Maeiksts
From David Harris' Science & Literature (that seems to be nearest thing to an “authoritative” source):
Aoccdrnig to rscheearch at an Elingsh uinervtisy, it deosn't mttaer in waht oredr the ltteers in a wrod are, olny taht the frist and lsat ltteres are at the rghit pcleas. The rset can be a toatl mses and you can sitll raed it wouthit a porbelm. Tihs is bcuseae we do not raed ervey lteter by ilstef, but the wrod as a wlohe.Let's see if this pertains to painters of pantries done in loco parentis.