Contact us

To contact the editor, with items to include, email to:

For the forums, email to: 


If specifically interested in the PIE Abacus, go to the Opeus ('iAbacus for PIE') site : HERE

(But better still, first read the PIElink advice page, 'Getting started with the PIE Abacus' : HERE


For a conversation on any other issues with Robin Johnson, email: to