It made ideas permanent, portable and endlessly reproducible. Until Johann Gutenberg invented the printing press in the mid-1400s, producing a book in an edition of more than one generally meant ...

It is with deep sadness we had to say good-bye to Johannes (John) de Groot, who passed peacefully at the age of 86, surrounded by his loving family on April 16, 2025, at the Mariposa House Hospice in ...