diff --git a/Students/RalphBrand/session04/Dictionary.py b/Students/RalphBrand/session04/Dictionary.py
new file mode 100644
index 00000000..72cb02e9
--- /dev/null
+++ b/Students/RalphBrand/session04/Dictionary.py
@@ -0,0 +1,20 @@
+StringNum = ["zero", "one", "two", "three", "four", "five", "six",
+    "seven", "eight", "nine", "ten", "eleven", "twelve",
+    "thirteen", "fourteen", "fifteen"]
+
+
+HexNum = []
+
+for i in range(16):
+    HexNum.append( hex( i ) )
+
+d = {}
+for i, j in zip( StringNum, HexNum ):
+    d.setdefault( i, j )
+print d
+
+e = {}
+
+for i in d:
+    e.setdefault( i, i.count("t") )
+print e
\ No newline at end of file
diff --git a/Students/RalphBrand/session04/students.py b/Students/RalphBrand/session04/students.py
new file mode 100644
index 00000000..e69de29b
diff --git a/Students/RalphBrand/session04/students.txt b/Students/RalphBrand/session04/students.txt
new file mode 100644
index 00000000..59d4840a
--- /dev/null
+++ b/Students/RalphBrand/session04/students.txt
@@ -0,0 +1,36 @@
+name: languages
+Albright, Ryan J : VBA, 
+Ascoli, Louis John : Basic, assm, shell
+Balcarce, Darcy : matlab, autocad, python
+Brand, Ralph P : C, C++, SQL, 
+Buer, Eric : matlab, VBA, SQL, 
+Claessens, Michel : VBA, basic SQL, pascal, matlab
+Conde, Ousmane : 
+Davis, Bryan L : 
+Davis, Ian M : C++
+Evans, Carolyn J : SQL, 
+Fischer, Henry B : C, VB, SQL, SAS, 
+Fries, Lauren : python
+Fugelso, David : C, C++, C#, Java
+Fukuhara, Wayne R : VB, 
+Galvin, Alexander R : shell, C++, python
+Gupta, Vinay : C, C++, shell
+Hamed, Salim Hassan : Java, R, SAS, VBA
+Hart, Kyle R : QBasic, HTML, 
+Hashemloo, Alireza :Javascript, PHP, C++
+Huynh, Chantal : Basic, SQL, Stata
+Kazakova, Alexandra N : R, python, 
+Klock, Andrew P : C++, R, perl
+Kramer, Aleksey :Java, R, shell
+Lottsfeldt, Erik Ivan : basic, fortran, 
+Marcos, Danielle G : python
+Mier, Benjamin C : C++, C#,  
+Nunn, James Brent : shell, SQL, perl, pl1
+Perkins, Robert W : fortran, pascal, stata, javascript, sql
+Reece, Lesley D : html, SQL, PLSQL, perl, shell
+Schwafel, Schuyler Alan : bash, python, perl, php
+Simmons, Arielle R : Scheme, Java, VBA, python
+Sylvan, Gideon I :
+Westman, Eric W : C#, PHP, SQL, javascript
+Zhang, Hui : FoxBase
+Zhu, Changqing : C,