diff --git a/Examples/exp-alpha/code/dbic.py b/Examples/exp-alpha/code/dbic.py
new file mode 100644
index 0000000..a4ac1be
--- /dev/null
+++ b/Examples/exp-alpha/code/dbic.py
@@ -0,0 +1,40 @@
+from psychopy import event, visual, core, clock
+import qrcode
+import time
+
+def waitTrigger(win, runNum, acqNum, qrDur=.05, qrPos=(-.5,-.5), qrSize=.2):
+
+
+    data = {"acqNum": acqNum, 
+            "runNum": runNum,
+            "trialStart": time.time()
+            }
+
+    print("Waiting for trigger pulse ... or key stroke '5'")
+    event.waitKeys(keyList=['5'])
+    clk = clock.Clock()
+    data["runStart"] = time.time()
+    
+    qr = visual.ImageStim(win, 
+                        qrcode.make(str(data)),
+                        pos=qrPos
+                         )
+    qr.size = qr.size*qrSize
+    qr.draw()
+    win.flip()
+    core.wait(qrDur)
+    return clk
+
+def endRun(win, qrDur=.05, qrPos=(-.5,-.5), qrSize=.2):
+
+    data = {"runEnd": time.time()}
+
+    qr = visual.ImageStim(win, 
+                    qrcode.make(str(data)),
+                    pos=qrPos
+                    )
+    qr.size = qr.size*qrSize
+    qr.draw()
+    win.flip()
+    core.wait(qrDur)
+ 
diff --git a/Examples/exp-alpha/code/exp-alpha/dbic.py b/Examples/exp-alpha/code/exp-alpha/dbic.py
new file mode 100644
index 0000000..a4ac1be
--- /dev/null
+++ b/Examples/exp-alpha/code/exp-alpha/dbic.py
@@ -0,0 +1,40 @@
+from psychopy import event, visual, core, clock
+import qrcode
+import time
+
+def waitTrigger(win, runNum, acqNum, qrDur=.05, qrPos=(-.5,-.5), qrSize=.2):
+
+
+    data = {"acqNum": acqNum, 
+            "runNum": runNum,
+            "trialStart": time.time()
+            }
+
+    print("Waiting for trigger pulse ... or key stroke '5'")
+    event.waitKeys(keyList=['5'])
+    clk = clock.Clock()
+    data["runStart"] = time.time()
+    
+    qr = visual.ImageStim(win, 
+                        qrcode.make(str(data)),
+                        pos=qrPos
+                         )
+    qr.size = qr.size*qrSize
+    qr.draw()
+    win.flip()
+    core.wait(qrDur)
+    return clk
+
+def endRun(win, qrDur=.05, qrPos=(-.5,-.5), qrSize=.2):
+
+    data = {"runEnd": time.time()}
+
+    qr = visual.ImageStim(win, 
+                    qrcode.make(str(data)),
+                    pos=qrPos
+                    )
+    qr.size = qr.size*qrSize
+    qr.draw()
+    win.flip()
+    core.wait(qrDur)
+ 
diff --git a/Examples/exp-alpha/code/exp-alpha/requirements.txt b/Examples/exp-alpha/code/exp-alpha/requirements.txt
new file mode 100644
index 0000000..a56d72e
--- /dev/null
+++ b/Examples/exp-alpha/code/exp-alpha/requirements.txt
@@ -0,0 +1,75 @@
+arabic-reshaper==2.1.0
+astunparse==1.6.3
+certifi==2020.6.20
+cffi==1.14.3
+chardet==3.0.4
+cryptography==3.1.1
+cycler==0.10.0
+decorator==4.4.2
+dukpy==0.2.3
+esprima==4.0.1
+et-xmlfile==1.0.1
+freetype-py==2.2.0
+future==0.18.2
+gevent==20.9.0
+gitdb==4.0.5
+GitPython==3.1.8
+glfw==1.12.0
+greenlet==0.4.17
+idna==2.10
+imageio==2.9.0
+imageio-ffmpeg==0.4.2
+javascripthon==0.11
+jdcal==1.4.1
+jedi==0.17.2
+json-tricks==3.15.3
+kiwisolver==1.2.0
+macropy3==1.1.0b2
+matplotlib==3.3.2
+moviepy==1.0.3
+msgpack==1.0.0
+msgpack-numpy==0.4.7
+numexpr==2.7.1
+numpy==1.19.2
+opencv-python==4.4.0.44
+openpyxl==3.0.5
+pandas==1.1.2
+parso==0.7.1
+Pillow==7.2.0
+proglog==0.1.9
+psutil==5.7.2
+PsychoPy==2020.2.4.post1
+pycparser==2.20
+pyglet==1.5.7
+pyobjc-core==6.2.2
+pyobjc-framework-Cocoa==6.2.2
+pyobjc-framework-Quartz==6.2.2
+PyOpenGL==3.1.5
+pyOpenSSL==19.1.0
+pyosf==1.0.5
+pyparsing==2.4.7
+PyQt5==5.15.1
+PyQt5-sip==12.8.1
+pyserial==3.4
+python-bidi==0.4.2
+python-dateutil==2.8.1
+python-gitlab==2.5.0
+pytz==2020.1
+PyYAML==5.3.1
+pyzmq==19.0.2
+questplus==2019.4
+requests==2.24.0
+scipy==1.5.2
+six==1.15.0
+smmap==3.0.4
+sounddevice==0.4.1
+SoundFile==0.10.3.post1
+tables==3.6.1
+tqdm==4.50.0
+urllib3==1.25.10
+websocket-client==0.57.0
+wxPython==4.1.0
+xarray==0.16.1
+xlrd==1.2.0
+zope.event==4.5.0
+zope.interface==5.1.0
diff --git a/Examples/exp-alpha/code/exp-alpha/run_experiment.py b/Examples/exp-alpha/code/exp-alpha/run_experiment.py
new file mode 100644
index 0000000..a332de5
--- /dev/null
+++ b/Examples/exp-alpha/code/exp-alpha/run_experiment.py
@@ -0,0 +1,162 @@
+
+from psychopy import visual, core, event, clock
+import glob
+import numpy as np
+from time import time
+import dbic
+import sys
+import os
+
+
+acqNum = sys.argv[1]
+runNum = int(sys.argv[2])
+
+try: 
+    os.mkdir("../data/{}".format(acqNum))
+except:
+    pass
+
+logfn = "../data/{0}/run{1}_logfile.csv".format(acqNum, runNum)
+f = open(logfn,"w")
+f.write("{}\tStart Experiment\n".format(time()))
+f.close()
+
+win = visual.Window(fullscr=True,screen=0)
+win.mouseVisible = False # hides the mouse pointer 
+
+message = visual.TextStim(win, text="""Waiting for scanner trigger.\nInstructions
+        for Participant...""")
+message.draw()
+
+fixation = visual.TextStim(win, text='+')
+reproinMessage = visual.TextStim(win, text="", pos=(0, -.7),
+        height=.05)
+
+
+win.flip()
+
+
+
+
+########### wait for trigger here
+#
+c = dbic.waitTrigger(win, runNum, acqNum)
+#################################
+
+
+
+
+
+fixation.draw()  # Change properties of existing stim
+win.flip()
+
+spd = 1.000 # Stimulus Presentation Duration
+soa = 6.000 # Stimulus Onset Asynchrony
+ntrials = ([27, 39, 48])[runNum-1]
+iwt = ([16.5,16.,12.])[runNum-1] # Initial Wait Time between scanner trigger and first stimulus
+
+stim_list = glob.glob("../stim/tarantula/*")
+#stim_list = stim_list + glob.glob("../stim/scorpion/*")
+#np.random.shuffle(stim_list)
+
+stim_images = []
+stim_names = []
+
+
+while len(stim_images) < ntrials:
+    np.random.shuffle(stim_list)
+    for stim_fn in stim_list:
+        stim_names.append(stim_fn)
+        im = visual.ImageStim(win,stim_fn)
+        im.size = im.size*.5
+        stim_images.append(im)
+
+
+tnum = 1 # Trial number
+
+stim_images[0].draw()
+
+while c.getTime() < iwt:
+    pass
+
+
+stim_images = stim_images[0:(ntrials)]
+
+for i in range(len(stim_images)):
+    open(logfn,"a").write("{0:.3f}\t{1}\n".format(np.round(c.getTime(),decimals=3), 
+        stim_names[i]))
+    resp = []
+    event.clearEvents()
+    win.flip()
+    fixation.draw()
+
+    while (c.getTime() - iwt) < (soa*tnum - (soa-spd)):
+        resp = event.getKeys(keyList=['q','p'],timeStamped=c)
+        if len(resp) > 0:
+            print(resp)
+            open(logfn,"a").write("{0:.3f}\t{1}\n".format(np.round(resp[0][1],decimals=3),resp[0][0]))
+            break
+
+    while (c.getTime() - iwt) < (soa*tnum - (soa-spd)):
+        pass
+    
+    open(logfn,"a").write("{0:.3f}\t{1}\toff\n".format(np.round(c.getTime(),decimals=3), stim_names[i]))    
+    win.flip()
+
+    if i < ntrials-1:
+        stim_images[i+1].draw()
+    
+    
+    if len(resp) == 0:
+        while (c.getTime() - iwt) < soa*tnum:
+            resp = event.getKeys(keyList=['q','p'],timeStamped=c)
+            if len(resp) > 0:
+                print(resp)
+                open(logfn,"a").write("{0:.3f}\t{1}\n".format(np.round(resp[0][1],decimals=3),resp[0][0]))
+                
+                break
+
+    
+    while (c.getTime() - iwt) < soa*tnum:
+        pass
+    tnum += 1
+
+
+
+"""
+open(logfn,"a").write("{0:.3f}\t{1}\n".format(np.round(c.getTime(), decimals=3),
+    stim_list[tnum-1]))
+resp = []
+event.clearEvents()
+win.flip()
+fixation.draw()
+while (c.getTime() - iwt) < (soa*tnum - (soa-spd)):
+    resp = event.getKeys(keyList=['q','p'],timeStamped=c)
+    if len(resp) > 0:
+        print(resp)
+        open(logfn,"a").write("{0:.3f}\t{1}\n".format(np.round(resp[0][1], decimals=3),resp[0][0]))
+        break
+while (c.getTime() - iwt) < (soa*tnum - (soa-spd)):
+    pass
+
+print(len(stim_list))
+print(tnum-1)
+open(logfn,"a").write("{0:.3f}\t{1} off\n".format(np.round(c.getTime(), decimals=3), stim_list[tnum-1]))
+win.flip()
+
+
+if len(resp) == 0:
+    while (c.getTime() - iwt) < soa*tnum:
+        resp = event.getKeys(keyList=['q','p'],timeStamped=c)
+        if len(resp) > 0:
+            print(resp)
+            open(logfn,"a").write("{0:.3f}\t{1}\n".format(np.round(resp[0][1],
+                decimals=3),resp[0][0]))
+            break
+
+
+    while (c.getTime() - iwt) < soa*tnum:
+        pass
+"""
+##### print QR stamp for end of video
+dbic.endRun(win)
diff --git a/Examples/exp-alpha/code/requirements.txt b/Examples/exp-alpha/code/requirements.txt
new file mode 100644
index 0000000..a56d72e
--- /dev/null
+++ b/Examples/exp-alpha/code/requirements.txt
@@ -0,0 +1,75 @@
+arabic-reshaper==2.1.0
+astunparse==1.6.3
+certifi==2020.6.20
+cffi==1.14.3
+chardet==3.0.4
+cryptography==3.1.1
+cycler==0.10.0
+decorator==4.4.2
+dukpy==0.2.3
+esprima==4.0.1
+et-xmlfile==1.0.1
+freetype-py==2.2.0
+future==0.18.2
+gevent==20.9.0
+gitdb==4.0.5
+GitPython==3.1.8
+glfw==1.12.0
+greenlet==0.4.17
+idna==2.10
+imageio==2.9.0
+imageio-ffmpeg==0.4.2
+javascripthon==0.11
+jdcal==1.4.1
+jedi==0.17.2
+json-tricks==3.15.3
+kiwisolver==1.2.0
+macropy3==1.1.0b2
+matplotlib==3.3.2
+moviepy==1.0.3
+msgpack==1.0.0
+msgpack-numpy==0.4.7
+numexpr==2.7.1
+numpy==1.19.2
+opencv-python==4.4.0.44
+openpyxl==3.0.5
+pandas==1.1.2
+parso==0.7.1
+Pillow==7.2.0
+proglog==0.1.9
+psutil==5.7.2
+PsychoPy==2020.2.4.post1
+pycparser==2.20
+pyglet==1.5.7
+pyobjc-core==6.2.2
+pyobjc-framework-Cocoa==6.2.2
+pyobjc-framework-Quartz==6.2.2
+PyOpenGL==3.1.5
+pyOpenSSL==19.1.0
+pyosf==1.0.5
+pyparsing==2.4.7
+PyQt5==5.15.1
+PyQt5-sip==12.8.1
+pyserial==3.4
+python-bidi==0.4.2
+python-dateutil==2.8.1
+python-gitlab==2.5.0
+pytz==2020.1
+PyYAML==5.3.1
+pyzmq==19.0.2
+questplus==2019.4
+requests==2.24.0
+scipy==1.5.2
+six==1.15.0
+smmap==3.0.4
+sounddevice==0.4.1
+SoundFile==0.10.3.post1
+tables==3.6.1
+tqdm==4.50.0
+urllib3==1.25.10
+websocket-client==0.57.0
+wxPython==4.1.0
+xarray==0.16.1
+xlrd==1.2.0
+zope.event==4.5.0
+zope.interface==5.1.0
diff --git a/Examples/exp-alpha/code/run_experiment.py b/Examples/exp-alpha/code/run_experiment.py
new file mode 100644
index 0000000..a332de5
--- /dev/null
+++ b/Examples/exp-alpha/code/run_experiment.py
@@ -0,0 +1,162 @@
+
+from psychopy import visual, core, event, clock
+import glob
+import numpy as np
+from time import time
+import dbic
+import sys
+import os
+
+
+acqNum = sys.argv[1]
+runNum = int(sys.argv[2])
+
+try: 
+    os.mkdir("../data/{}".format(acqNum))
+except:
+    pass
+
+logfn = "../data/{0}/run{1}_logfile.csv".format(acqNum, runNum)
+f = open(logfn,"w")
+f.write("{}\tStart Experiment\n".format(time()))
+f.close()
+
+win = visual.Window(fullscr=True,screen=0)
+win.mouseVisible = False # hides the mouse pointer 
+
+message = visual.TextStim(win, text="""Waiting for scanner trigger.\nInstructions
+        for Participant...""")
+message.draw()
+
+fixation = visual.TextStim(win, text='+')
+reproinMessage = visual.TextStim(win, text="", pos=(0, -.7),
+        height=.05)
+
+
+win.flip()
+
+
+
+
+########### wait for trigger here
+#
+c = dbic.waitTrigger(win, runNum, acqNum)
+#################################
+
+
+
+
+
+fixation.draw()  # Change properties of existing stim
+win.flip()
+
+spd = 1.000 # Stimulus Presentation Duration
+soa = 6.000 # Stimulus Onset Asynchrony
+ntrials = ([27, 39, 48])[runNum-1]
+iwt = ([16.5,16.,12.])[runNum-1] # Initial Wait Time between scanner trigger and first stimulus
+
+stim_list = glob.glob("../stim/tarantula/*")
+#stim_list = stim_list + glob.glob("../stim/scorpion/*")
+#np.random.shuffle(stim_list)
+
+stim_images = []
+stim_names = []
+
+
+while len(stim_images) < ntrials:
+    np.random.shuffle(stim_list)
+    for stim_fn in stim_list:
+        stim_names.append(stim_fn)
+        im = visual.ImageStim(win,stim_fn)
+        im.size = im.size*.5
+        stim_images.append(im)
+
+
+tnum = 1 # Trial number
+
+stim_images[0].draw()
+
+while c.getTime() < iwt:
+    pass
+
+
+stim_images = stim_images[0:(ntrials)]
+
+for i in range(len(stim_images)):
+    open(logfn,"a").write("{0:.3f}\t{1}\n".format(np.round(c.getTime(),decimals=3), 
+        stim_names[i]))
+    resp = []
+    event.clearEvents()
+    win.flip()
+    fixation.draw()
+
+    while (c.getTime() - iwt) < (soa*tnum - (soa-spd)):
+        resp = event.getKeys(keyList=['q','p'],timeStamped=c)
+        if len(resp) > 0:
+            print(resp)
+            open(logfn,"a").write("{0:.3f}\t{1}\n".format(np.round(resp[0][1],decimals=3),resp[0][0]))
+            break
+
+    while (c.getTime() - iwt) < (soa*tnum - (soa-spd)):
+        pass
+    
+    open(logfn,"a").write("{0:.3f}\t{1}\toff\n".format(np.round(c.getTime(),decimals=3), stim_names[i]))    
+    win.flip()
+
+    if i < ntrials-1:
+        stim_images[i+1].draw()
+    
+    
+    if len(resp) == 0:
+        while (c.getTime() - iwt) < soa*tnum:
+            resp = event.getKeys(keyList=['q','p'],timeStamped=c)
+            if len(resp) > 0:
+                print(resp)
+                open(logfn,"a").write("{0:.3f}\t{1}\n".format(np.round(resp[0][1],decimals=3),resp[0][0]))
+                
+                break
+
+    
+    while (c.getTime() - iwt) < soa*tnum:
+        pass
+    tnum += 1
+
+
+
+"""
+open(logfn,"a").write("{0:.3f}\t{1}\n".format(np.round(c.getTime(), decimals=3),
+    stim_list[tnum-1]))
+resp = []
+event.clearEvents()
+win.flip()
+fixation.draw()
+while (c.getTime() - iwt) < (soa*tnum - (soa-spd)):
+    resp = event.getKeys(keyList=['q','p'],timeStamped=c)
+    if len(resp) > 0:
+        print(resp)
+        open(logfn,"a").write("{0:.3f}\t{1}\n".format(np.round(resp[0][1], decimals=3),resp[0][0]))
+        break
+while (c.getTime() - iwt) < (soa*tnum - (soa-spd)):
+    pass
+
+print(len(stim_list))
+print(tnum-1)
+open(logfn,"a").write("{0:.3f}\t{1} off\n".format(np.round(c.getTime(), decimals=3), stim_list[tnum-1]))
+win.flip()
+
+
+if len(resp) == 0:
+    while (c.getTime() - iwt) < soa*tnum:
+        resp = event.getKeys(keyList=['q','p'],timeStamped=c)
+        if len(resp) > 0:
+            print(resp)
+            open(logfn,"a").write("{0:.3f}\t{1}\n".format(np.round(resp[0][1],
+                decimals=3),resp[0][0]))
+            break
+
+
+    while (c.getTime() - iwt) < soa*tnum:
+        pass
+"""
+##### print QR stamp for end of video
+dbic.endRun(win)
diff --git a/Examples/exp-alpha/stim/scorpion/sco01.png b/Examples/exp-alpha/stim/scorpion/sco01.png
new file mode 100644
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