Advertisements - Checkout
Notice: We will be launching a new website in January 2017. The following ad rates and specs are set for January 2017.
For specs and production guidelines see our ad spec sheet. For a list of frequently asked questions including guidelines, see our ad FAQs page. For a list of ad options and pricing, please see our ad rate sheet.
Thank you for your interest in placing an ad in a Leonardo publication. Please use the PayPal link below to make your payment. You will be redirected to Leonardo's PayPal account where you can either pay with your already established PayPal account or with a credit card. Please enter the amount stated on your invoice in the "Item Price" field on the PayPal site and then select the "update" link to refresh the page. PayPal will then walk you through the rest of the process.
If you have any questions, or if you need a receipt, please contact the Leonardo Editorial Office.
Updated 17 November 2016