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Sage online ordering services are currently unavailable due to network disruption. We are working to restore service as soon as possible. In the meantime, our books are still available widely via retailers and online from Amazon.com.au. Currently we are only able to supply digital inspection copies. These can be requested via this site, or direct from Vitalsource and Kortext. If you need a print copy, please contact your local Academic Sales Consultant, who will be able to arrange to send this once our systems are back online.

If you need further assistance please visit our Contact us page for further information. Thank you for your patience and we apologise for the inconvenience.

Nagel, Dave

David T. Nagel Education Consultant

Dave Nagel, MsED, is an international educational consultant and researcher. Dave began his educational career as a middle school science and high school biology teacher. His administrative experiences involved middle school assistant principal, high school associate principal, and director of extended day and credit-recovery programs. He was honored numerous times as a ‘Senior Choice’ winner, where graduating seniors selected him as someone who dramatically affected their life in a positive way. Dave has credentials in school leadership and secondary science teaching as well as a master of science degree from Butler University. Dave is the author of Effective Grading Practices for Secondary Teachers and the co-author of The PLC+ Activator’s Guide and PLC+: A Playbook for Instructional Leaders.