Recommended reading: Hope beyond Hell
It's not advanced systematic theology, but it doesn't need to be either. It does include insights from newer academic research on the topic. Good. "For 25 years I held the Arminian view of God. Then, while a missionary in Senegal, West Africa, the realization that I did not have complete assurance of my salvation unsettled me. I wrestled with this for months and finally concluded that salvation had to be the work of God. I had made a paradigm shift. I began to understand God‘s power in the way our Calvinist and Reformed brethren do. I continued joyfully in this new perspective for about two years, until I no longer found comfort in my ― personal salvation. How could I in the midst of a world of lost people? Living in a Muslim nation deeply affected me. It prepared me to consider a third paradigm — the 'Blessed Hope'." (p. 83) The primary points are that God wishes the salvation of every person and that in relation to God human beings do not have a free wil...