Thank you. Complex searches do not do well within Word Press. Here are two distinct results for you, the first within Reviews, the second within Journal.
Reviews: Best Practices in Management (96)
OSINT is like anything else–clarity, diversity, and integrity matter.
Other using search term training (OSINT is irrelevant, this entire site is about OSINT):
About the Idea (39); Definitiions (9); Handbooks (39); Historic Contributions (226); History of Opposition (13) and of course all the Articles & Chapters (68); Books (OSS/EIN) (11); Briefings & Lectures (66).