Child-Australia-has-partnered-with-this-innovative-tech-start-up-to-tackle-some-major-education-and-care-sector-issues-DiffuzeHR Posted by Barry Lehrer on September 9, 2016 Barry Lehrer Having run my own small business for over twenty years, I understand one of the biggest challenges is protecting your business from potentially damaging personnel or HR issues. That’s why I developed Diffuze.