The authors of »Using SAP S/4HANA«

Wolfgang Fitznar

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Wolfgang Fitznar is an SAP expert and holds a degree in business administration. Since 1992, he has been working on SAP software, first as a product manager for SAP qualifications and later as a project manager for SAP training projects. He is currently a freelance trainer and application consultant in national and international SAP training projects in the areas of logistics and accounting. He is certified both as an SAP solution consultant and as an SAP trainer. Wolfgang’s training is characterized by professional competence and practical relevance. He systematically collects tips and tricks that help users with their daily work, and passes on his extensive know-how to advanced users and key users so that specialist departments can achieve faster and better results with SAP software. He is the author of a German-language user book, SAP for Users - Tips & Tricks

Dennis Fitznar

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Dennis Fitznar has a bachelor of arts in business administration and works as a freelance SAP consultant and author. He gained practical experience in implementing and operating SAP Fiori and SAP Fiori applications at a major automotive manufacturer. He has published multimedia SAP training media on the topics of reporting with SAP Query, customizing, LSMW, scripting, and administration.
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