diff --git a/PP_setup_1.sh b/PP_setup_1.sh
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--- /dev/null
+++ b/PP_setup_1.sh
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+#!/bin/bash
+
+# written by Nathan Muncy on 8/11/17
+
+### variables
+workDir=/Volumes/Yorick/PreProc_Methods
+dataPar=${workDir}/Oasis
+
+
+# arrays
+declare -a dataList=(OAS1_0009_MR1 OAS1_0049_MR1 OAS1_0055_MR1 OAS1_0059_MR1 OAS1_0061_MR1 OAS1_0077_MR1 OAS1_0090_MR1 OAS1_0105_MR1 OAS1_0107_MR1 OAS1_0150_MR1 OAS1_0156_MR1 OAS1_0162_MR1 OAS1_0211_MR1 OAS1_0231_MR1 OAS1_0236_MR1 OAS1_0253_MR1 OAS1_0285_MR1 OAS1_0294_MR1 OAS1_0295_MR1 OAS1_0310_MR1 OAS1_0313_MR1 OAS1_0344_MR1 OAS1_0361_MR1 OAS1_0379_MR1 OAS1_0397_MR1 OAS1_0007_MR1 OAS1_0017_MR1 OAS1_0029_MR1 OAS1_0043_MR1 OAS1_0054_MR1 OAS1_0057_MR1 OAS1_0087_MR1 OAS1_0126_MR1 OAS1_0191_MR1 OAS1_0198_MR1 OAS1_0250_MR1 OAS1_0258_MR1 OAS1_0350_MR1 OAS1_0359_MR1 OAS1_0415_MR1 OAS1_0419_MR1 OAS1_0439_MR1 OAS1_0092_MR1 OAS1_0125_MR1 OAS1_0132_MR1 OAS1_0144_MR1 OAS1_0189_MR1 OAS1_0209_MR1 OAS1_0224_MR1 OAS1_0232_MR1 OAS1_0246_MR1 OAS1_0277_MR1 OAS1_0302_MR1 OAS1_0311_MR1 OAS1_0348_MR1 OAS1_0353_MR1 OAS1_0368_MR1 OAS1_0385_MR1 OAS1_0394_MR1 OAS1_0408_MR1 OAS1_0420_MR1 OAS1_0421_MR1 OAS1_0431_MR1 OAS1_0437_MR1 OAS1_0448_MR1 OAS1_0038_MR1 OAS1_0097_MR1 OAS1_0111_MR1 OAS1_0140_MR1 OAS1_0148_MR1 OAS1_0152_MR1 OAS1_0153_MR1 OAS1_0174_MR1 OAS1_0193_MR1 OAS1_0202_MR1 OAS1_0346_MR1 OAS1_0370_MR1 OAS1_0410_MR1 OAS1_0416_MR1 OAS1_0435_MR1 OAS1_0442_MR1 OAS1_0006_MR1 OAS1_0025_MR1 OAS1_0051_MR1 OAS1_0104_MR1 OAS1_0131_MR1 OAS1_0136_MR1 OAS1_0141_MR1 OAS1_0264_MR1 OAS1_0392_MR1 OAS1_0079_MR1 OAS1_0080_MR1 OAS1_0108_MR1 OAS1_0117_MR1 OAS1_0147_MR1 OAS1_0151_MR1 OAS1_0377_MR1 OAS1_0396_MR1 OAS1_0406_MR1 OAS1_0413_MR1 OAS1_0121_MR1 OAS1_0218_MR1 OAS1_0227_MR1 OAS1_0333_MR1 OAS1_0386_MR1 OAS1_0387_MR1 OAS1_0395_MR1 OAS1_0037_MR1 OAS1_0314_MR1 OAS1_0325_MR1 OAS1_0004_MR1 OAS1_0095_MR1 OAS1_0249_MR1 OAS1_0261_MR1 OAS1_0281_MR1 OAS1_0296_MR1 OAS1_0045_MR1 OAS1_0101_MR1 OAS1_0239_MR1)
+
+declare -a stepList=(orig acpc n4bc n4ss fs)
+
+c=0; for i in Run{1..5}; do
+    runList[$c]=$i
+    let c=$[$c+1]
+done
+
+c=0; for i in scan{1..3}; do
+    scanList[$c]=$i
+    let c=$[$c+1]
+done
+
+
+### build dir hierarchy
+cd $workDir
+
+for i in ${runList[@]}; do
+mkdir $i
+cd $i
+
+    for j in ${dataList[@]}; do
+    tmp=${j#*_}
+    subj=s${tmp%_*}
+    mkdir $subj
+    cd $subj
+
+        if [ $i == Run1 ]; then
+            for a in ${stepList[@]}; do
+                for b in ${scanList[@]}; do
+                    mkdir -p ${a}/${b}
+                done
+            done
+        else
+            for k in ${stepList[@]}; do
+                mkdir $k
+            done
+        fi
+
+    cd ${workDir}/$i
+    done
+
+cd $workDir
+done
+
+
+### get data, organize
+cd $dataPar
+
+for a in disc*; do
+cd $a
+
+    for b in OAS*; do
+        for c in ${!dataList[@]}; do
+            if [[ $b == ${dataList[$c]} ]]; then
+
+            tmp1=${dataList[$c]}
+            tmp2=${tmp1#*_}
+            subj=s${tmp2%_*}
+
+                for i in ${runList[@]}; do
+
+                    #for j in orig fs; do
+                    for j in fs; do
+                        if [ $i == Run1 ]; then
+
+                            dest1=${workDir}/${i}/${subj}/${j}/scan1
+                            dest2=${workDir}/${i}/${subj}/${j}/scan2
+                            dest3=${workDir}/${i}/${subj}/${j}/scan3
+
+                            file1=${b}/RAW/${b}_mpr-1_anon.*
+                            file2=${b}/RAW/${b}_mpr-2_anon.*
+                            file3=${b}/RAW/${b}_mpr-3_anon.*
+
+                            cp $file1 $dest1
+                            cp $file2 $dest2
+                            cp $file3 $dest3
+
+                        else
+                            dest=${workDir}/${i}/${subj}/${j}
+                            file=${b}/RAW/${b}_mpr-1_anon.*
+
+                            cp $file $dest
+                        fi
+                    done
+                done
+            fi
+        done
+    done
+
+cd $dataPar
+done
+
+
+### convert img to nii, mgz
+cd $workDir
+
+for i in ${runList[@]}; do
+runDir=${workDir}/$i
+cd $runDir
+
+    for j in s*; do
+    subjDir=${runDir}/$j
+    cd $j
+
+        for k in orig fs; do
+        stepDir=${subjDir}/$k
+        cd $k
+
+            if [ $i == Run1 ]; then
+                for a in ${scanList[@]}; do
+                scanDir=${stepDir}/$a
+                cd $a
+
+                    if [ $k == orig ]; then
+                        mri_convert *img struct_orig.nii.gz
+                    else
+                        fsOut=${scanDir}/mri/orig
+                        mkdir -p $fsOut
+                        mri_convert *.img ${fsOut}/001.mgz
+                    fi
+
+                cd $stepDir
+                done
+
+            else
+                if [ $k == orig ]; then
+                    mri_convert *img struct_orig.nii.gz
+                else
+                    fsOut=${stepDir}/mri/orig
+                    mkdir -p $fsOut
+                    mri_convert *.img ${fsOut}/001.mgz
+                fi
+            fi
+
+        cd $subjDir
+        done
+
+    cd $runDir
+    done
+
+cd $workDir
+done
+
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