Joyner is 𝐚 𝐩𝐫𝐨𝐦𝐨𝐭𝐞𝐫 𝐨𝐟 𝐭𝐡𝐞 𝐒𝐞𝐯𝐞𝐧 𝐌𝐨𝐮𝐧𝐭𝐚𝐢𝐧 𝐨𝐟 𝐈𝐧𝐟𝐥𝐮𝐞𝐧𝐜𝐞 𝐓𝐡𝐞𝐨𝐥𝐨𝐠𝐲, which advocates the need for Christians to be involved in leadership in the seven spheres of cultural influence. Joyner 𝐩𝐫𝐨𝐦𝐨𝐭𝐞𝐬 𝐭𝐡𝐞 𝐦𝐢𝐧𝐢𝐬𝐭𝐫𝐲 𝐨𝐟 𝐋𝐚𝐧𝐜𝐞 𝐖𝐚𝐥𝐥𝐧𝐚𝐮 who teaches on the 7 Mountains of Influence Theology. MorningStar Ministries carries a long list of materials by Wallnau. In March 2021, Joyner 𝘂𝗿𝗴𝗲𝗱 𝗖𝗵𝗿𝗶𝘀𝘁𝗶𝗮𝗻𝘀 𝘁𝗼 𝗼𝘄𝗻 𝘄𝗲𝗮𝗽𝗼𝗻𝘀 𝘁𝗼 𝗽𝗿𝗲𝗽𝗮𝗿𝗲 𝗳𝗼𝗿 what he believes will be an inevitable 𝗰𝗶𝘃𝗶𝗹 𝘄𝗮𝗿 in the United States 𝗮𝗴𝗮𝗶𝗻𝘀𝘁 𝘁𝗵𝗼𝘀𝗲 𝘄𝗵𝗼 𝗵𝗲 𝘀𝗮𝘆𝘀 𝘀𝘁𝗼𝗹𝗲 𝘁𝗵𝗲 𝟮𝟬𝟮𝟬 𝗽𝗿𝗲𝘀𝗶𝗱𝗲𝗻𝘁𝗶𝗮𝗹 𝗲𝗹𝗲𝗰𝘁𝗶𝗼𝗻 𝗳𝗿𝗼𝗺 𝘁𝗵𝗲 𝗥𝗲𝗽𝘂𝗯𝗹𝗶𝗰𝗮𝗻𝘀. He is a part of the 𝗔𝗽𝗼𝘀𝘁𝗼𝗹𝗶𝗰-𝗣𝗿𝗼𝗽𝗵𝗲𝘁𝗶𝗰 𝗠𝗼𝘃𝗲𝗺𝗲𝗻𝘁 and an advocate for the 𝗙𝗶𝘃𝗲𝗳𝗼𝗹𝗱 𝗺𝗶𝗻𝗶𝘀𝘁𝗿𝘆.