diff --git a/screen_sequence_diagrams/study_deck.dot b/screen_sequence_diagrams/study_deck.dot
new file mode 100644
index 0000000..ea6c587
--- /dev/null
+++ b/screen_sequence_diagrams/study_deck.dot
@@ -0,0 +1,34 @@
+digraph G{
+	ratio=0.75;
+	//rankdir="LR";
+	node[shape=box, style="rounded,filled,bold"];
+	splines=ortho;
+	nodesep=1.4;
+	"Sidebar Menu"[center=true, fillcolor="#aaaaff", style=filled,pos="0,0!"];
+	"ClassView"[center=true, fillcolor="#aaaaff", style=filled,pos="0,0!"];
+	"StudyView Blank"[center=true, fillcolor="#aaaaff", style=filled,pos="0,0!"];
+	"StudyView Response"[center=true, fillcolor="#aaaaff", style=filled,pos="0,0!"];
+	"Controller"[center=true, fillcolor="#aaaaff", style=filled, shape = diamond];
+	"POST"[shape=none];
+	labelfloat=true;
+	lp=100;
+	
+	"SUCCESS"[shape=none];
+	"FAILURE"[shape=none];
+
+	"Sidebar Menu" -> "ClassView";
+	"ClassView" -> "POST";
+	"POST" -> "Controller";
+	"Controller" -> "FAILURE"[label="User has no card in the deck."];
+	"Controller" -> "SUCCESS"[label="User has at least a card in the deck."];
+	"FAILURE" -> "Sidebar Menu";
+	"SUCCESS" -> "StudyView Blank";
+	"StudyView Blank" -> "POST";
+	"SUCCESS"->"WhiteListCheck";
+	"POST" -> "Controller";
+	"Controller" -> "StudyView Response";
+	"StudyView Response" -> "POST";
+	"POST" -> "Controller";
+	"Controller" -> "StudyView Blank";
+	
+}