Text November 15, 2020 0 Words Class 9 Curriculum: Points of Practice- Ways the Light Can Penetrate John Tarrant Description PZI Leadership Classes Series 3 – Class 9 – Points of Practice. Core curriculum. Please do not share. Nov. 21 2020. Sorry, but viewing content requires JavaScript to be enabled in your browser. Please enable this setting and reload this page. Sorry, but viewing content requires Cookies to be enabled in your browser. Please enable this setting and reload this page.