Superman's Secret Identity a Sham

It seems that Superman's secret identity has been a hoax all these years. While Jerry Siegel was writing the back story to this comic book super hero, maintaining that Superman's alter-ego was mild-mannered newspaper reporter Clark Kent, Mikey and the staff at Fantasy In Glass have discovered his true secret identity!
Amazing but true, Superman's alter ego is Al Necrosomethingorother, a meek Latvian retired goat herder and current FIG Intermediate glass student (barely passing by the way...Theresa). 
And how was his secret discovered? What masterful sleuthing skills did Mikey use to uncover this secret that's eluded society for decades? Check the photo attached closely for proof...